diff --git a/.github/workflows/dev-daily-fixed.yml b/.github/workflows/dev-daily-fixed.yml
index fb63aff..6c3c813 100644
--- a/.github/workflows/dev-daily-fixed.yml
+++ b/.github/workflows/dev-daily-fixed.yml
@@ -6,6 +6,10 @@ on:
     - cron: "0 16 * * *"
   workflow_dispatch:
 
+concurrency:
+  group: dev-nightly-fixed-release
+  cancel-in-progress: true
+
 permissions:
   contents: write
 
@@ -329,9 +333,21 @@ jobs:
           - 如某个平台资源暂未生成，请进入[发布页]($RELEASE_PAGE)查看最新状态
           EOF
 
-          RELEASE_REST_ID="$(gh api "repos/$REPO/releases/tags/$TAG" --jq '.id')"
-          jq -n --rawfile body dev_release_notes.md \
-            '{name:"Daily Dev Build", body:$body, draft:false, prerelease:true}' \
-            > release_update_payload.json
-          gh api --method PATCH "repos/$REPO/releases/$RELEASE_REST_ID" --input release_update_payload.json >/dev/null
+          update_release_notes() {
+            local attempts=5
+            local delay_seconds=2
+            local i
+            for ((i=1; i<=attempts; i++)); do
+              if gh release edit "$TAG" --repo "$REPO" --title "Daily Dev Build" --notes-file dev_release_notes.md --prerelease >/dev/null 2>&1; then
+                return 0
+              fi
+              if [ "$i" -lt "$attempts" ]; then
+                echo "Release update failed (attempt $i/$attempts), retry in ${delay_seconds}s..."
+                sleep "$delay_seconds"
+              fi
+            done
+            return 1
+          }
+
+          update_release_notes
           gh release view "$TAG" --repo "$REPO" --json isDraft,isPrerelease,url
diff --git a/.github/workflows/preview-nightly-main.yml b/.github/workflows/preview-nightly-main.yml
index 751d227..a6c7b56 100644
--- a/.github/workflows/preview-nightly-main.yml
+++ b/.github/workflows/preview-nightly-main.yml
@@ -6,6 +6,10 @@ on:
     - cron: "0 16 * * *"
   workflow_dispatch:
 
+concurrency:
+  group: preview-nightly-fixed-release
+  cancel-in-progress: true
+
 permissions:
   contents: write
 
@@ -371,9 +375,21 @@ jobs:
           > 如某个平台链接暂未生成，请前往[发布页]($RELEASE_PAGE)查看最新资源
           EOF
 
-          RELEASE_REST_ID="$(gh api "repos/$REPO/releases/tags/$TAG" --jq '.id')"
-          jq -n --rawfile body preview_release_notes.md \
-            '{name:"Preview Nightly Build", body:$body, draft:false, prerelease:true}' \
-            > release_update_payload.json
-          gh api --method PATCH "repos/$REPO/releases/$RELEASE_REST_ID" --input release_update_payload.json >/dev/null
+          update_release_notes() {
+            local attempts=5
+            local delay_seconds=2
+            local i
+            for ((i=1; i<=attempts; i++)); do
+              if gh release edit "$TAG" --repo "$REPO" --title "Preview Nightly Build" --notes-file preview_release_notes.md --prerelease >/dev/null 2>&1; then
+                return 0
+              fi
+              if [ "$i" -lt "$attempts" ]; then
+                echo "Release update failed (attempt $i/$attempts), retry in ${delay_seconds}s..."
+                sleep "$delay_seconds"
+              fi
+            done
+            return 1
+          }
+
+          update_release_notes
           gh release view "$TAG" --repo "$REPO" --json isDraft,isPrerelease,url
diff --git a/.gitignore b/.gitignore
index ae6f9bf..920d437 100644
--- a/.gitignore
+++ b/.gitignore
@@ -56,6 +56,8 @@ Thumbs.db
 *.aps
 
 wcdb/
+!resources/wcdb/
+!resources/wcdb/**
 xkey/
 server/
 *info
@@ -73,4 +75,4 @@ pnpm-lock.yaml
 wechat-research-site
 .codex
 weflow-web-offical
-Insight
\ No newline at end of file
+Insight
diff --git a/electron/imageSearchWorker.ts b/electron/imageSearchWorker.ts
index 429a00f..6107dd2 100644
--- a/electron/imageSearchWorker.ts
+++ b/electron/imageSearchWorker.ts
@@ -20,7 +20,7 @@ function looksLikeMd5(value: string): boolean {
 
 function stripDatVariantSuffix(base: string): string {
   const lower = base.toLowerCase()
-  const suffixes = ['_thumb', '.thumb', '_hd', '.hd', '_h', '.h', '_t', '.t', '_c', '.c']
+  const suffixes = ['_thumb', '.thumb', '_hd', '.hd', '_h', '.h', '_b', '.b', '_w', '.w', '_t', '.t', '_c', '.c']
   for (const suffix of suffixes) {
     if (lower.endsWith(suffix)) {
       return lower.slice(0, -suffix.length)
@@ -71,8 +71,10 @@ function scoreDatName(fileName: string): number {
   const lower = fileName.toLowerCase()
   const baseLower = lower.endsWith('.dat') ? lower.slice(0, -4) : lower
   if (baseLower.endsWith('_h') || baseLower.endsWith('.h')) return 600
+  if (baseLower.endsWith('_hd') || baseLower.endsWith('.hd')) return 550
+  if (baseLower.endsWith('_b') || baseLower.endsWith('.b')) return 520
+  if (baseLower.endsWith('_w') || baseLower.endsWith('.w')) return 510
   if (!hasXVariant(baseLower)) return 500
-  if (baseLower.endsWith('_hd') || baseLower.endsWith('.hd')) return 450
   if (baseLower.endsWith('_c') || baseLower.endsWith('.c')) return 400
   if (isThumbnailDat(lower)) return 100
   return 350
diff --git a/electron/main.ts b/electron/main.ts
index ce8f0ac..a3c0cf0 100644
--- a/electron/main.ts
+++ b/electron/main.ts
@@ -30,6 +30,7 @@ import { cloudControlService } from './services/cloudControlService'
 import { destroyNotificationWindow, registerNotificationHandlers, showNotification, setNotificationNavigateHandler } from './windows/notificationWindow'
 import { httpService } from './services/httpService'
 import { messagePushService } from './services/messagePushService'
+import { insightService } from './services/insightService'
 import { bizService } from './services/bizService'
 
 // 配置自动更新
@@ -181,7 +182,6 @@ const applyAutoUpdateChannel = (reason: 'startup' | 'settings' = 'startup') => {
   autoUpdater.channel = nextUpdaterChannel
   lastAppliedUpdaterChannel = nextUpdaterChannel
   lastAppliedUpdaterFeedUrl = nextFeedUrl
-  console.log(`[Update](${reason}) 当前版本 ${appVersion}，当前轨道: ${currentTrack}，渠道偏好: ${track}，更新通道: ${autoUpdater.channel}，feed=${nextFeedUrl}，allowDowngrade=${autoUpdater.allowDowngrade}`)
 }
 
 applyAutoUpdateChannel('startup')
@@ -1618,9 +1618,23 @@ function registerIpcHandlers() {
       applyAutoUpdateChannel('settings')
     }
     void messagePushService.handleConfigChanged(key)
+    void insightService.handleConfigChanged(key)
     return result
   })
 
+  // AI 见解
+  ipcMain.handle('insight:testConnection', async () => {
+    return insightService.testConnection()
+  })
+
+  ipcMain.handle('insight:getTodayStats', async () => {
+    return insightService.getTodayStats()
+  })
+
+  ipcMain.handle('insight:triggerTest', async () => {
+    return insightService.triggerTest()
+  })
+
   ipcMain.handle('config:clear', async () => {
     if (isLaunchAtStartupSupported() && getSystemLaunchAtStartup()) {
       const result = setSystemLaunchAtStartup(false)
@@ -1630,6 +1644,7 @@ function registerIpcHandlers() {
     }
     configService?.clear()
     messagePushService.handleConfigCleared()
+    insightService.handleConfigCleared()
     return true
   })
 
@@ -1678,13 +1693,6 @@ function registerIpcHandlers() {
     return applyLaunchAtStartupPreference(enabled === true)
   })
 
-  ipcMain.handle('app:checkWayland', async () => {
-    if (process.platform !== 'linux') return false;
-
-    const sessionType = process.env.XDG_SESSION_TYPE?.toLowerCase();
-    return Boolean(process.env.WAYLAND_DISPLAY || sessionType === 'wayland');
-  })
-
   ipcMain.handle('log:getPath', async () => {
     return join(app.getPath('userData'), 'logs', 'wcdb.log')
   })
@@ -2558,7 +2566,13 @@ function registerIpcHandlers() {
   ipcMain.handle('image:decrypt', async (_, payload: { sessionId?: string; imageMd5?: string; imageDatName?: string; force?: boolean }) => {
     return imageDecryptService.decryptImage(payload)
   })
-  ipcMain.handle('image:resolveCache', async (_, payload: { sessionId?: string; imageMd5?: string; imageDatName?: string; disableUpdateCheck?: boolean }) => {
+  ipcMain.handle('image:resolveCache', async (_, payload: {
+    sessionId?: string
+    imageMd5?: string
+    imageDatName?: string
+    disableUpdateCheck?: boolean
+    allowCacheIndex?: boolean
+  }) => {
     return imageDecryptService.resolveCachedImage(payload)
   })
   ipcMain.handle(
@@ -2566,13 +2580,14 @@ function registerIpcHandlers() {
     async (
       _,
       payloads: Array<{ sessionId?: string; imageMd5?: string; imageDatName?: string }>,
-      options?: { disableUpdateCheck?: boolean }
+      options?: { disableUpdateCheck?: boolean; allowCacheIndex?: boolean }
     ) => {
       const list = Array.isArray(payloads) ? payloads : []
       const rows = await Promise.all(list.map(async (payload) => {
         return imageDecryptService.resolveCachedImage({
           ...payload,
-          disableUpdateCheck: options?.disableUpdateCheck === true
+          disableUpdateCheck: options?.disableUpdateCheck === true,
+          allowCacheIndex: options?.allowCacheIndex !== false
         })
       }))
       return { success: true, rows }
@@ -2583,7 +2598,7 @@ function registerIpcHandlers() {
     async (
       _,
       payloads: Array<{ sessionId?: string; imageMd5?: string; imageDatName?: string }>,
-      options?: { allowDecrypt?: boolean }
+      options?: { allowDecrypt?: boolean; allowCacheIndex?: boolean }
     ) => {
     imagePreloadService.enqueue(payloads || [], options)
     return true
@@ -3478,8 +3493,10 @@ app.whenReady().then(async () => {
   registerIpcHandlers()
   chatService.addDbMonitorListener((type, json) => {
     messagePushService.handleDbMonitorChange(type, json)
+    insightService.handleDbMonitorChange(type, json)
   })
   messagePushService.start()
+  insightService.start()
   await delay(200)
 
   // 检查配置状态
@@ -3600,6 +3617,7 @@ app.on('before-quit', async () => {
   if (tray) { try { tray.destroy() } catch {} tray = null }
   // 通知窗使用 hide 而非 close，退出时主动销毁，避免残留窗口阻塞进程退出。
   destroyNotificationWindow()
+  insightService.stop()
   // 兜底：5秒后强制退出，防止某个异步任务卡住导致进程残留
   const forceExitTimer = setTimeout(() => {
     console.warn('[App] Force exit after timeout')
diff --git a/electron/preload.ts b/electron/preload.ts
index 89575b6..48564f1 100644
--- a/electron/preload.ts
+++ b/electron/preload.ts
@@ -19,6 +19,11 @@ contextBridge.exposeInMainWorld('electronAPI', {
     onShow: (callback: (event: any, data: any) => void) => {
       ipcRenderer.on('notification:show', callback)
       return () => ipcRenderer.removeAllListeners('notification:show')
+    }, // 监听原本发送出来的navigate-to-session事件，跳转到具体的会话
+    onNavigateToSession: (callback: (sessionId: string) => void) => {
+      const listener = (_: any, sessionId: string) => callback(sessionId)
+      ipcRenderer.on('navigate-to-session', listener)
+      return () => ipcRenderer.removeListener('navigate-to-session', listener)
     }
   },
 
@@ -66,7 +71,6 @@ contextBridge.exposeInMainWorld('electronAPI', {
       ipcRenderer.on('app:updateAvailable', (_, info) => callback(info))
       return () => ipcRenderer.removeAllListeners('app:updateAvailable')
     },
-    checkWayland: () => ipcRenderer.invoke('app:checkWayland'),
   },
 
   // 日志
@@ -266,15 +270,21 @@ contextBridge.exposeInMainWorld('electronAPI', {
   image: {
     decrypt: (payload: { sessionId?: string; imageMd5?: string; imageDatName?: string; force?: boolean }) =>
       ipcRenderer.invoke('image:decrypt', payload),
-    resolveCache: (payload: { sessionId?: string; imageMd5?: string; imageDatName?: string; disableUpdateCheck?: boolean }) =>
+    resolveCache: (payload: {
+      sessionId?: string
+      imageMd5?: string
+      imageDatName?: string
+      disableUpdateCheck?: boolean
+      allowCacheIndex?: boolean
+    }) =>
       ipcRenderer.invoke('image:resolveCache', payload),
     resolveCacheBatch: (
       payloads: Array<{ sessionId?: string; imageMd5?: string; imageDatName?: string }>,
-      options?: { disableUpdateCheck?: boolean }
+      options?: { disableUpdateCheck?: boolean; allowCacheIndex?: boolean }
     ) => ipcRenderer.invoke('image:resolveCacheBatch', payloads, options),
     preload: (
       payloads: Array<{ sessionId?: string; imageMd5?: string; imageDatName?: string }>,
-      options?: { allowDecrypt?: boolean }
+      options?: { allowDecrypt?: boolean; allowCacheIndex?: boolean }
     ) => ipcRenderer.invoke('image:preload', payloads, options),
     onUpdateAvailable: (callback: (payload: { cacheKey: string; imageMd5?: string; imageDatName?: string }) => void) => {
       const listener = (_: unknown, payload: { cacheKey: string; imageMd5?: string; imageDatName?: string }) => callback(payload)
@@ -492,5 +502,12 @@ contextBridge.exposeInMainWorld('electronAPI', {
     start: (port?: number, host?: string) => ipcRenderer.invoke('http:start', port, host),
     stop: () => ipcRenderer.invoke('http:stop'),
     status: () => ipcRenderer.invoke('http:status')
+  },
+
+  // AI 见解
+  insight: {
+    testConnection: () => ipcRenderer.invoke('insight:testConnection'),
+    getTodayStats: () => ipcRenderer.invoke('insight:getTodayStats'),
+    triggerTest: () => ipcRenderer.invoke('insight:triggerTest')
   }
 })
diff --git a/electron/services/avatarFileCacheService.ts b/electron/services/avatarFileCacheService.ts
new file mode 100644
index 0000000..7216154
--- /dev/null
+++ b/electron/services/avatarFileCacheService.ts
@@ -0,0 +1,219 @@
+import https from "https";
+import http, { IncomingMessage } from "http";
+import { promises as fs } from "fs";
+import { join } from "path";
+import { ConfigService } from "./config";
+
+// 头像文件缓存服务 - 复用项目已有的缓存目录结构
+export class AvatarFileCacheService {
+  private static instance: AvatarFileCacheService | null = null;
+
+  // 头像文件缓存目录
+  private readonly cacheDir: string;
+  // 头像URL -> 本地文件路径的内存缓存（仅追踪正在下载的）
+  private readonly pendingDownloads: Map<string, Promise<string | null>> =
+    new Map();
+  // LRU 追踪：文件路径->最后访问时间
+  private readonly lruOrder: string[] = [];
+  private readonly maxCacheFiles = 100;
+
+  private constructor() {
+    const basePath = ConfigService.getInstance().getCacheBasePath();
+    this.cacheDir = join(basePath, "avatar-files");
+    this.ensureCacheDir();
+    this.loadLruOrder();
+  }
+
+  public static getInstance(): AvatarFileCacheService {
+    if (!AvatarFileCacheService.instance) {
+      AvatarFileCacheService.instance = new AvatarFileCacheService();
+    }
+    return AvatarFileCacheService.instance;
+  }
+
+  private ensureCacheDir(): void {
+    // 同步确保目录存在（构造函数调用）
+    try {
+      fs.mkdir(this.cacheDir, { recursive: true }).catch(() => {});
+    } catch {}
+  }
+
+  private async ensureCacheDirAsync(): Promise<void> {
+    try {
+      await fs.mkdir(this.cacheDir, { recursive: true });
+    } catch {}
+  }
+
+  private getFilePath(url: string): string {
+    // 使用URL的hash作为文件名，避免特殊字符问题
+    const hash = this.hashString(url);
+    return join(this.cacheDir, `avatar_${hash}.png`);
+  }
+
+  private hashString(str: string): string {
+    let hash = 0;
+    for (let i = 0; i < str.length; i++) {
+      const char = str.charCodeAt(i);
+      hash = (hash << 5) - hash + char;
+      hash = hash & hash; // 转换为32位整数
+    }
+    return Math.abs(hash).toString(16);
+  }
+
+  private async loadLruOrder(): Promise<void> {
+    try {
+      const entries = await fs.readdir(this.cacheDir);
+      // 按修改时间排序（旧的在前）
+      const filesWithTime: { file: string; mtime: number }[] = [];
+      for (const entry of entries) {
+        if (!entry.startsWith("avatar_") || !entry.endsWith(".png")) continue;
+        try {
+          const stat = await fs.stat(join(this.cacheDir, entry));
+          filesWithTime.push({ file: entry, mtime: stat.mtimeMs });
+        } catch {}
+      }
+      filesWithTime.sort((a, b) => a.mtime - b.mtime);
+      this.lruOrder.length = 0;
+      this.lruOrder.push(...filesWithTime.map((f) => f.file));
+    } catch {}
+  }
+
+  private updateLru(fileName: string): void {
+    const index = this.lruOrder.indexOf(fileName);
+    if (index > -1) {
+      this.lruOrder.splice(index, 1);
+    }
+    this.lruOrder.push(fileName);
+  }
+
+  private async evictIfNeeded(): Promise<void> {
+    while (this.lruOrder.length >= this.maxCacheFiles) {
+      const oldest = this.lruOrder.shift();
+      if (oldest) {
+        try {
+          await fs.rm(join(this.cacheDir, oldest));
+          console.log(`[AvatarFileCache] Evicted: ${oldest}`);
+        } catch {}
+      }
+    }
+  }
+
+  private async downloadAvatar(url: string): Promise<string | null> {
+    const localPath = this.getFilePath(url);
+
+    // 检查文件是否已存在
+    try {
+      await fs.access(localPath);
+      const fileName = localPath.split("/").pop()!;
+      this.updateLru(fileName);
+      return localPath;
+    } catch {}
+
+    await this.ensureCacheDirAsync();
+    await this.evictIfNeeded();
+
+    return new Promise<string | null>((resolve) => {
+      const options = {
+        headers: {
+          "User-Agent":
+            "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) WindowsWechat(0x63090719) XWEB/8351",
+          Referer: "https://servicewechat.com/",
+          Accept:
+            "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
+          "Accept-Encoding": "gzip, deflate, br",
+          "Accept-Language": "zh-CN,zh;q=0.9",
+          Connection: "keep-alive",
+        },
+      };
+
+      const callback = (res: IncomingMessage) => {
+        if (res.statusCode !== 200) {
+          resolve(null);
+          return;
+        }
+        const chunks: Buffer[] = [];
+        res.on("data", (chunk: Buffer) => chunks.push(chunk));
+        res.on("end", async () => {
+          try {
+            const buffer = Buffer.concat(chunks);
+            await fs.writeFile(localPath, buffer);
+            const fileName = localPath.split("/").pop()!;
+            this.updateLru(fileName);
+            console.log(
+              `[AvatarFileCache] Downloaded: ${url.substring(0, 50)}... -> ${localPath}`,
+            );
+            resolve(localPath);
+          } catch {
+            resolve(null);
+          }
+        });
+        res.on("error", () => resolve(null));
+      };
+
+      const req = url.startsWith("https")
+        ? https.get(url, options, callback)
+        : http.get(url, options, callback);
+
+      req.on("error", () => resolve(null));
+      req.setTimeout(10000, () => {
+        req.destroy();
+        resolve(null);
+      });
+    });
+  }
+
+  /**
+   * 获取头像本地文件路径，如果需要会下载
+   * 同一URL并发调用会复用同一个下载任务
+   */
+  async getAvatarPath(url: string): Promise<string | null> {
+    if (!url) return null;
+
+    // 检查是否有正在进行的下载
+    const pending = this.pendingDownloads.get(url);
+    if (pending) {
+      return pending;
+    }
+
+    // 发起新下载
+    const downloadPromise = this.downloadAvatar(url);
+    this.pendingDownloads.set(url, downloadPromise);
+
+    try {
+      const result = await downloadPromise;
+      return result;
+    } finally {
+      this.pendingDownloads.delete(url);
+    }
+  }
+
+  // 清理所有缓存文件（App退出时调用）
+  async clearCache(): Promise<void> {
+    try {
+      const entries = await fs.readdir(this.cacheDir);
+      for (const entry of entries) {
+        if (entry.startsWith("avatar_") && entry.endsWith(".png")) {
+          try {
+            await fs.rm(join(this.cacheDir, entry));
+          } catch {}
+        }
+      }
+      this.lruOrder.length = 0;
+      console.log("[AvatarFileCache] Cache cleared");
+    } catch {}
+  }
+
+  // 获取当前缓存的文件数量
+  async getCacheCount(): Promise<number> {
+    try {
+      const entries = await fs.readdir(this.cacheDir);
+      return entries.filter(
+        (e) => e.startsWith("avatar_") && e.endsWith(".png"),
+      ).length;
+    } catch {
+      return 0;
+    }
+  }
+}
+
+export const avatarFileCache = AvatarFileCacheService.getInstance();
diff --git a/electron/services/config.ts b/electron/services/config.ts
index 85da9fc..87029c9 100644
--- a/electron/services/config.ts
+++ b/electron/services/config.ts
@@ -69,10 +69,34 @@ interface ConfigSchema {
   quoteLayout: 'quote-top' | 'quote-bottom'
   wordCloudExcludeWords: string[]
   exportWriteLayout: 'A' | 'B' | 'C'
+
+  // AI 见解
+  aiInsightEnabled: boolean
+  aiInsightApiBaseUrl: string
+  aiInsightApiKey: string
+  aiInsightApiModel: string
+  aiInsightSilenceDays: number
+  aiInsightAllowContext: boolean
+  aiInsightWhitelistEnabled: boolean
+  aiInsightWhitelist: string[]
+  /** 活跃分析冷却时间（分钟），0 表示无冷却 */
+  aiInsightCooldownMinutes: number
+  /** 沉默联系人扫描间隔（小时） */
+  aiInsightScanIntervalHours: number
+  /** 发送上下文时的最大消息条数 */
+  aiInsightContextCount: number
+  /** 自定义 system prompt，空字符串表示使用内置默认值 */
+  aiInsightSystemPrompt: string
+  /** 是否启用 Telegram 推送 */
+  aiInsightTelegramEnabled: boolean
+  /** Telegram Bot Token */
+  aiInsightTelegramToken: string
+  /** Telegram 接收 Chat ID，逗号分隔，支持多个 */
+  aiInsightTelegramChatIds: string
 }
 
 // 需要 safeStorage 加密的字段（普通模式）
-const ENCRYPTED_STRING_KEYS: Set<string> = new Set(['decryptKey', 'imageAesKey', 'authPassword', 'httpApiToken'])
+const ENCRYPTED_STRING_KEYS: Set<string> = new Set(['decryptKey', 'imageAesKey', 'authPassword', 'httpApiToken', 'aiInsightApiKey'])
 const ENCRYPTED_BOOL_KEYS: Set<string> = new Set(['authEnabled', 'authUseHello'])
 const ENCRYPTED_NUMBER_KEYS: Set<string> = new Set(['imageXorKey'])
 
@@ -142,7 +166,22 @@ export class ConfigService {
       windowCloseBehavior: 'ask',
       quoteLayout: 'quote-top',
       wordCloudExcludeWords: [],
-      exportWriteLayout: 'A'
+      exportWriteLayout: 'A',
+      aiInsightEnabled: false,
+      aiInsightApiBaseUrl: '',
+      aiInsightApiKey: '',
+      aiInsightApiModel: 'gpt-4o-mini',
+      aiInsightSilenceDays: 3,
+      aiInsightAllowContext: false,
+      aiInsightWhitelistEnabled: false,
+      aiInsightWhitelist: [],
+      aiInsightCooldownMinutes: 120,
+      aiInsightScanIntervalHours: 4,
+      aiInsightContextCount: 40,
+      aiInsightSystemPrompt: '',
+      aiInsightTelegramEnabled: false,
+      aiInsightTelegramToken: '',
+      aiInsightTelegramChatIds: ''
     }
 
     const storeOptions: any = {
@@ -690,7 +729,7 @@ export class ConfigService {
   // === 工具方法 ===
 
   /**
-   * 获取当前 wxid 对应的图片密钥，优先从 wxidConfigs 中取，找不到则回退到全局配置
+   * 获取当前 wxid 对应的图片密钥，优先从 wxidConfigs 中取，找不到则回退到全局��置
    */
   getImageKeysForCurrentWxid(): { xorKey: unknown; aesKey: string } {
     const wxid = this.get('myWxid')
diff --git a/electron/services/imageDecryptService.ts b/electron/services/imageDecryptService.ts
index 37b41f2..34f755c 100644
--- a/electron/services/imageDecryptService.ts
+++ b/electron/services/imageDecryptService.ts
@@ -63,6 +63,7 @@ type CachedImagePayload = {
   imageDatName?: string
   preferFilePath?: boolean
   disableUpdateCheck?: boolean
+  allowCacheIndex?: boolean
 }
 
 type DecryptImagePayload = CachedImagePayload & {
@@ -116,7 +117,9 @@ export class ImageDecryptService {
   }
 
   async resolveCachedImage(payload: CachedImagePayload): Promise<DecryptResult & { hasUpdate?: boolean }> {
-    await this.ensureCacheIndexed()
+    if (payload.allowCacheIndex !== false) {
+      await this.ensureCacheIndexed()
+    }
     const cacheKeys = this.getCacheKeys(payload)
     const cacheKey = cacheKeys[0]
     if (!cacheKey) {
@@ -673,41 +676,53 @@ export class ImageDecryptService {
       return null
     }
 
-    // 如果要求高清图但 hardlink 没找到，也不要搜索了（搜索太慢）
-    if (!allowThumbnail) {
-      return null
-    }
+    const searchNames = Array.from(
+      new Set([imageDatName, imageMd5].map((item) => String(item || '').trim()).filter(Boolean))
+    )
+    if (searchNames.length === 0) return null
 
-    if (!imageDatName) return null
     if (!skipResolvedCache) {
-      const cached = this.resolvedCache.get(imageDatName)
-      if (cached && existsSync(cached)) {
-        const preferred = this.getPreferredDatVariantPath(cached, allowThumbnail)
-        if (allowThumbnail || !this.isThumbnailPath(preferred)) return preferred
-        // 缓存的是缩略图，尝试找高清图
-        const hdPath = this.findHdVariantInSameDir(preferred)
-        if (hdPath) return hdPath
+      for (const searchName of searchNames) {
+        const cached = this.resolvedCache.get(searchName)
+        if (cached && existsSync(cached)) {
+          const preferred = this.getPreferredDatVariantPath(cached, allowThumbnail)
+          if (allowThumbnail || !this.isThumbnailPath(preferred)) return preferred
+          // 缓存的是缩略图，尝试找高清图
+          const hdPath = this.findHdVariantInSameDir(preferred)
+          if (hdPath) return hdPath
+        }
       }
     }
 
-    const datPath = await this.searchDatFile(accountDir, imageDatName, allowThumbnail)
-    if (datPath) {
-      this.logInfo('[ImageDecrypt] searchDatFile hit', { imageDatName, path: datPath })
-      this.resolvedCache.set(imageDatName, datPath)
-      this.cacheDatPath(accountDir, imageDatName, datPath)
-      return datPath
-    }
-    const normalized = this.normalizeDatBase(imageDatName)
-    if (normalized !== imageDatName.toLowerCase()) {
-      const normalizedPath = await this.searchDatFile(accountDir, normalized, allowThumbnail)
-      if (normalizedPath) {
-        this.logInfo('[ImageDecrypt] searchDatFile hit (normalized)', { imageDatName, normalized, path: normalizedPath })
-        this.resolvedCache.set(imageDatName, normalizedPath)
-        this.cacheDatPath(accountDir, imageDatName, normalizedPath)
-        return normalizedPath
+    for (const searchName of searchNames) {
+      const datPath = await this.searchDatFile(accountDir, searchName, allowThumbnail)
+      if (datPath) {
+        this.logInfo('[ImageDecrypt] searchDatFile hit', { imageDatName, searchName, path: datPath })
+        if (imageDatName) this.resolvedCache.set(imageDatName, datPath)
+        if (imageMd5) this.resolvedCache.set(imageMd5, datPath)
+        this.cacheDatPath(accountDir, searchName, datPath)
+        if (imageDatName && imageDatName !== searchName) this.cacheDatPath(accountDir, imageDatName, datPath)
+        if (imageMd5 && imageMd5 !== searchName) this.cacheDatPath(accountDir, imageMd5, datPath)
+        return datPath
       }
     }
-    this.logInfo('[ImageDecrypt] resolveDatPath miss', { imageDatName, normalized })
+
+    for (const searchName of searchNames) {
+      const normalized = this.normalizeDatBase(searchName)
+      if (normalized !== searchName.toLowerCase()) {
+        const normalizedPath = await this.searchDatFile(accountDir, normalized, allowThumbnail)
+        if (normalizedPath) {
+          this.logInfo('[ImageDecrypt] searchDatFile hit (normalized)', { imageDatName, searchName, normalized, path: normalizedPath })
+          if (imageDatName) this.resolvedCache.set(imageDatName, normalizedPath)
+          if (imageMd5) this.resolvedCache.set(imageMd5, normalizedPath)
+          this.cacheDatPath(accountDir, searchName, normalizedPath)
+          if (imageDatName && imageDatName !== searchName) this.cacheDatPath(accountDir, imageDatName, normalizedPath)
+          if (imageMd5 && imageMd5 !== searchName) this.cacheDatPath(accountDir, imageMd5, normalizedPath)
+          return normalizedPath
+        }
+      }
+    }
+    this.logInfo('[ImageDecrypt] resolveDatPath miss', { imageDatName, imageMd5, searchNames })
     return null
   }
 
@@ -1042,7 +1057,7 @@ export class ImageDecryptService {
 
   private stripDatVariantSuffix(base: string): string {
     const lower = base.toLowerCase()
-    const suffixes = ['_thumb', '.thumb', '_hd', '.hd', '_h', '.h', '_t', '.t', '_c', '.c']
+    const suffixes = ['_thumb', '.thumb', '_hd', '.hd', '_h', '.h', '_b', '.b', '_w', '.w', '_t', '.t', '_c', '.c']
     for (const suffix of suffixes) {
       if (lower.endsWith(suffix)) {
         return lower.slice(0, -suffix.length)
@@ -1058,8 +1073,10 @@ export class ImageDecryptService {
     const lower = name.toLowerCase()
     const baseLower = lower.endsWith('.dat') || lower.endsWith('.jpg') ? lower.slice(0, -4) : lower
     if (baseLower.endsWith('_h') || baseLower.endsWith('.h')) return 600
+    if (baseLower.endsWith('_hd') || baseLower.endsWith('.hd')) return 550
+    if (baseLower.endsWith('_b') || baseLower.endsWith('.b')) return 520
+    if (baseLower.endsWith('_w') || baseLower.endsWith('.w')) return 510
     if (!this.hasXVariant(baseLower)) return 500
-    if (baseLower.endsWith('_hd') || baseLower.endsWith('.hd')) return 450
     if (baseLower.endsWith('_c') || baseLower.endsWith('.c')) return 400
     if (this.isThumbnailDat(lower)) return 100
     return 350
@@ -1070,9 +1087,13 @@ export class ImageDecryptService {
     const names = [
       `${baseName}_h.dat`,
       `${baseName}.h.dat`,
-      `${baseName}.dat`,
       `${baseName}_hd.dat`,
       `${baseName}.hd.dat`,
+      `${baseName}_b.dat`,
+      `${baseName}.b.dat`,
+      `${baseName}_w.dat`,
+      `${baseName}.w.dat`,
+      `${baseName}.dat`,
       `${baseName}_c.dat`,
       `${baseName}.c.dat`
     ]
diff --git a/electron/services/imagePreloadService.ts b/electron/services/imagePreloadService.ts
index 2916bfe..05a772a 100644
--- a/electron/services/imagePreloadService.ts
+++ b/electron/services/imagePreloadService.ts
@@ -8,11 +8,13 @@ type PreloadImagePayload = {
 
 type PreloadOptions = {
   allowDecrypt?: boolean
+  allowCacheIndex?: boolean
 }
 
 type PreloadTask = PreloadImagePayload & {
   key: string
   allowDecrypt: boolean
+  allowCacheIndex: boolean
 }
 
 export class ImagePreloadService {
@@ -27,6 +29,7 @@ export class ImagePreloadService {
   enqueue(payloads: PreloadImagePayload[], options?: PreloadOptions): void {
     if (!Array.isArray(payloads) || payloads.length === 0) return
     const allowDecrypt = options?.allowDecrypt !== false
+    const allowCacheIndex = options?.allowCacheIndex !== false
     for (const payload of payloads) {
       if (!allowDecrypt && this.queue.length >= this.maxQueueSize) break
       const cacheKey = payload.imageMd5 || payload.imageDatName
@@ -34,7 +37,7 @@ export class ImagePreloadService {
       const key = `${payload.sessionId || 'unknown'}|${cacheKey}`
       if (this.pending.has(key)) continue
       this.pending.add(key)
-      this.queue.push({ ...payload, key, allowDecrypt })
+      this.queue.push({ ...payload, key, allowDecrypt, allowCacheIndex })
     }
     this.processQueue()
   }
@@ -71,7 +74,8 @@ export class ImagePreloadService {
         sessionId: task.sessionId,
         imageMd5: task.imageMd5,
         imageDatName: task.imageDatName,
-        disableUpdateCheck: !task.allowDecrypt
+        disableUpdateCheck: !task.allowDecrypt,
+        allowCacheIndex: task.allowCacheIndex
       })
       if (cached.success) return
       if (!task.allowDecrypt) return
diff --git a/electron/services/insightService.ts b/electron/services/insightService.ts
new file mode 100644
index 0000000..3d7a092
--- /dev/null
+++ b/electron/services/insightService.ts
@@ -0,0 +1,871 @@
+/**
+ * insightService.ts
+ *
+ * AI 见解后台服务：
+ * 1. 监听 DB 变更事件（debounce 500ms 防抖，避免开机/重连时爆发大量事件阻塞主线程）
+ * 2. 沉默联系人扫描（独立 setInterval，每 4 小时一次）
+ * 3. 触发后拉取真实聊天上下文（若用户授权），组装 prompt 调用单一 AI 模型
+ * 4. 输出 ≤80 字见解，通过现有 showNotification 弹出右下角通知
+ *
+ * 设计原则：
+ * - 不引入任何额外 npm 依赖，使用 Node 原生 https 模块调用 OpenAI 兼容 API
+ * - 所有失败静默处理，不影响主流程
+ * - 当日触发记录（sessionId + 时间列表）随 prompt 一起发送，让模型自行判断是否克制
+ */
+
+import https from 'https'
+import http from 'http'
+import { URL } from 'url'
+import { Notification } from 'electron'
+import { ConfigService } from './config'
+import { chatService, ChatSession, Message } from './chatService'
+
+// ─── 常量 ────────────────────────────────────────────────────────────────────
+
+/**
+ * DB 变更防抖延迟（毫秒）。
+ * 设为 2s：微信写库通常是批量操作，500ms 过短会在开机/重连时产生大量连续触发。
+ */
+const DB_CHANGE_DEBOUNCE_MS = 2000
+
+/** 首次沉默扫描延迟（毫秒），避免启动期间抢占资源 */
+const SILENCE_SCAN_INITIAL_DELAY_MS = 3 * 60 * 1000
+
+/** 单次 API 请求超时（毫秒） */
+const API_TIMEOUT_MS = 45_000
+
+/** 沉默天数阈值默认值 */
+const DEFAULT_SILENCE_DAYS = 3
+const INSIGHT_CONFIG_KEYS = new Set([
+  'aiInsightEnabled',
+  'aiInsightScanIntervalHours',
+  'dbPath',
+  'decryptKey',
+  'myWxid'
+])
+
+// ─── 类型 ────────────────────────────────────────────────────────────────────
+
+interface TodayTriggerRecord {
+  /** 该会话今日触发的时间戳列表（毫秒） */
+  timestamps: number[]
+}
+
+// ─── 日志 ─────────────────────────────────────────────────────────────────────
+
+/**
+ * 仅输出到 console，不落盘到文件。
+ */
+function insightLog(level: 'INFO' | 'WARN' | 'ERROR', message: string): void {
+  if (level === 'ERROR' || level === 'WARN') {
+    console.warn(`[InsightService] ${message}`)
+  } else {
+    console.log(`[InsightService] ${message}`)
+  }
+}
+
+// ─── 工具函数 ─────────────────────────────────────────────────────────────────
+
+/**
+ * 绝对拼接 baseUrl 与路径，避免 Node.js URL 相对路径陷阱。
+ *
+ * 例如：
+ *   baseUrl = "https://api.ohmygpt.com/v1"
+ *   path    = "/chat/completions"
+ * 结果为  "https://api.ohmygpt.com/v1/chat/completions"
+ *
+ * 如果 baseUrl 末尾没有斜杠，直接用字符串拼接（而非 new URL(path, base)），
+ * 因为 new URL("chat/completions", "https://api.example.com/v1") 会错误地
+ * 丢弃 v1，变成 https://api.example.com/chat/completions。
+ */
+function buildApiUrl(baseUrl: string, path: string): string {
+  const base = baseUrl.replace(/\/+$/, '') // 去掉末尾斜杠
+  const suffix = path.startsWith('/') ? path : `/${path}`
+  return `${base}${suffix}`
+}
+
+function getStartOfDay(date: Date = new Date()): number {
+  const d = new Date(date)
+  d.setHours(0, 0, 0, 0)
+  return d.getTime()
+}
+
+function formatTimestamp(ts: number): string {
+  return new Date(ts).toLocaleTimeString('zh-CN', { hour: '2-digit', minute: '2-digit' })
+}
+
+/**
+ * 调用 OpenAI 兼容 API（非流式），返回模型第一条消息内容。
+ * 使用 Node 原生 https/http 模块，无需任何第三方 SDK。
+ */
+function callApi(
+  apiBaseUrl: string,
+  apiKey: string,
+  model: string,
+  messages: Array<{ role: string; content: string }>,
+  timeoutMs: number = API_TIMEOUT_MS
+): Promise<string> {
+  return new Promise((resolve, reject) => {
+    const endpoint = buildApiUrl(apiBaseUrl, '/chat/completions')
+    let urlObj: URL
+    try {
+      urlObj = new URL(endpoint)
+    } catch (e) {
+      reject(new Error(`无效的 API URL: ${endpoint}`))
+      return
+    }
+
+    const body = JSON.stringify({
+      model,
+      messages,
+      max_tokens: 200,
+      temperature: 0.7,
+      stream: false
+    })
+
+    const options = {
+      hostname: urlObj.hostname,
+      port: urlObj.port || (urlObj.protocol === 'https:' ? 443 : 80),
+      path: urlObj.pathname + urlObj.search,
+      method: 'POST' as const,
+      headers: {
+        'Content-Type': 'application/json',
+        'Content-Length': Buffer.byteLength(body).toString(),
+        Authorization: `Bearer ${apiKey}`
+      }
+    }
+
+    const isHttps = urlObj.protocol === 'https:'
+    const requestFn = isHttps ? https.request : http.request
+    const req = requestFn(options, (res) => {
+      let data = ''
+      res.on('data', (chunk) => { data += chunk })
+      res.on('end', () => {
+        try {
+          const parsed = JSON.parse(data)
+          const content = parsed?.choices?.[0]?.message?.content
+          if (typeof content === 'string' && content.trim()) {
+            resolve(content.trim())
+          } else {
+            reject(new Error(`API 返回格式异常: ${data.slice(0, 200)}`))
+          }
+        } catch (e) {
+          reject(new Error(`JSON 解析失败: ${data.slice(0, 200)}`))
+        }
+      })
+    })
+
+    req.setTimeout(timeoutMs, () => {
+      req.destroy()
+      reject(new Error('API 请求超时'))
+    })
+
+    req.on('error', (e) => reject(e))
+    req.write(body)
+    req.end()
+  })
+}
+
+// ─── InsightService 主类 ──────────────────────────────────────────────────────
+
+class InsightService {
+  private readonly config: ConfigService
+
+  /** DB 变更防抖定时器 */
+  private dbDebounceTimer: NodeJS.Timeout | null = null
+
+  /** 沉默扫描定时器 */
+  private silenceScanTimer: NodeJS.Timeout | null = null
+  private silenceInitialDelayTimer: NodeJS.Timeout | null = null
+
+  /** 是否正在处理中（防重入） */
+  private processing = false
+
+  /**
+   * 当日触发记录：sessionId -> TodayTriggerRecord
+   * 每天 00:00 之后自动重置（通过检查日期实现）
+   */
+  private todayTriggers: Map<string, TodayTriggerRecord> = new Map()
+  private todayDate = getStartOfDay()
+
+  /**
+   * 活跃分析冷却记录：sessionId -> 上次分析时间戳（毫秒）
+   * 同一会话 2 小时内不重复触发活跃分析，防止 DB 频繁变更时爆量调用 API。
+   */
+  private lastActivityAnalysis: Map<string, number> = new Map()
+
+  /**
+   * 跟踪每个会话上次见到的最新消息时间戳，用于判断是否有真正的新消息。
+   * sessionId -> lastMessageTimestamp（秒，与微信 DB 保持一致）
+   */
+  private lastSeenTimestamp: Map<string, number> = new Map()
+
+  /**
+   * 本地会话快照缓存，避免 analyzeRecentActivity 在每次 DB 变更时都做全量读取。
+   * 首次调用时填充，此后只在沉默扫描里刷新（沉默扫描间隔更长，更合适做全量刷新）。
+   */
+  private sessionCache: ChatSession[] | null = null
+  /** sessionCache 最后刷新时间戳（ms），超过 15 分钟强制重新拉取 */
+  private sessionCacheAt = 0
+  /** 缓存 TTL 设为 15 分钟，大幅减少 connect() + getSessions() 调用频率 */
+  private static readonly SESSION_CACHE_TTL_MS = 15 * 60 * 1000
+  /** 数据库是否已连接（避免重复调用 chatService.connect()） */
+  private dbConnected = false
+
+  private started = false
+
+  constructor() {
+    this.config = ConfigService.getInstance()
+  }
+
+  // ── 公开 API ────────────────────────────────────────────────────────────────
+
+  start(): void {
+    if (this.started) return
+    this.started = true
+    void this.refreshConfiguration('startup')
+  }
+
+  stop(): void {
+    const hadActiveFlow =
+      this.dbDebounceTimer !== null ||
+      this.silenceScanTimer !== null ||
+      this.silenceInitialDelayTimer !== null ||
+      this.processing
+    this.started = false
+    this.clearTimers()
+    this.clearRuntimeCache()
+    this.processing = false
+    if (hadActiveFlow) {
+      insightLog('INFO', '已停止')
+    }
+  }
+
+  async handleConfigChanged(key: string): Promise<void> {
+    const normalizedKey = String(key || '').trim()
+    if (!INSIGHT_CONFIG_KEYS.has(normalizedKey)) return
+
+    // 数据库相关配置变更后，丢弃缓存并强制下次重连
+    if (normalizedKey === 'dbPath' || normalizedKey === 'decryptKey' || normalizedKey === 'myWxid') {
+      this.clearRuntimeCache()
+    }
+
+    await this.refreshConfiguration(`config:${normalizedKey}`)
+  }
+
+  handleConfigCleared(): void {
+    this.clearTimers()
+    this.clearRuntimeCache()
+    this.processing = false
+  }
+
+  private async refreshConfiguration(_reason: string): Promise<void> {
+    if (!this.started) return
+    if (!this.isEnabled()) {
+      this.clearTimers()
+      this.clearRuntimeCache()
+      this.processing = false
+      return
+    }
+    this.scheduleSilenceScan()
+  }
+
+  private clearRuntimeCache(): void {
+    this.dbConnected = false
+    this.sessionCache = null
+    this.sessionCacheAt = 0
+    this.lastActivityAnalysis.clear()
+    this.lastSeenTimestamp.clear()
+    this.todayTriggers.clear()
+    this.todayDate = getStartOfDay()
+  }
+
+  private clearTimers(): void {
+    if (this.dbDebounceTimer !== null) {
+      clearTimeout(this.dbDebounceTimer)
+      this.dbDebounceTimer = null
+    }
+    if (this.silenceScanTimer !== null) {
+      clearTimeout(this.silenceScanTimer)
+      this.silenceScanTimer = null
+    }
+    if (this.silenceInitialDelayTimer !== null) {
+      clearTimeout(this.silenceInitialDelayTimer)
+      this.silenceInitialDelayTimer = null
+    }
+  }
+
+  /**
+   * 由 main.ts 在 addDbMonitorListener 回调中调用。
+   * 加入 2s 防抖，防止开机/重连时大量事件并发阻塞主线程。
+   * 如果当前正在处理中，直接忽略此次事件（不创建新的 timer），避免 timer 堆积。
+   */
+  handleDbMonitorChange(_type: string, _json: string): void {
+    if (!this.started) return
+    if (!this.isEnabled()) return
+    // 正在处理时忽略新事件，避免 timer 堆积
+    if (this.processing) return
+
+    if (this.dbDebounceTimer !== null) {
+      clearTimeout(this.dbDebounceTimer)
+    }
+    this.dbDebounceTimer = setTimeout(() => {
+      this.dbDebounceTimer = null
+      void this.analyzeRecentActivity()
+    }, DB_CHANGE_DEBOUNCE_MS)
+  }
+
+  /**
+   * 测��� API 连接，返回 { success, message }。
+   * 供设置页"测试连接"按钮调用。
+   */
+  async testConnection(): Promise<{ success: boolean; message: string }> {
+    const apiBaseUrl = this.config.get('aiInsightApiBaseUrl') as string
+    const apiKey = this.config.get('aiInsightApiKey') as string
+    const model = (this.config.get('aiInsightApiModel') as string) || 'gpt-4o-mini'
+
+    if (!apiBaseUrl || !apiKey) {
+      return { success: false, message: '请先填写 API 地址和 API Key' }
+    }
+
+    try {
+      const result = await callApi(
+        apiBaseUrl,
+        apiKey,
+        model,
+        [{ role: 'user', content: '请回复"连接成功"四个字。' }],
+        15_000
+      )
+      return { success: true, message: `连接成功，模型回复：${result.slice(0, 50)}` }
+    } catch (e) {
+      return { success: false, message: `连接失败：${(e as Error).message}` }
+    }
+  }
+
+  /**
+   * 强制立即对最近一个私聊会话触发一次见解（忽略冷却，用于测试）。
+   * 返回触发结果描述，供设置页展示。
+   */
+  async triggerTest(): Promise<{ success: boolean; message: string }> {
+    insightLog('INFO', '手动触发测试见解...')
+    const apiBaseUrl = this.config.get('aiInsightApiBaseUrl') as string
+    const apiKey = this.config.get('aiInsightApiKey') as string
+    if (!apiBaseUrl || !apiKey) {
+      return { success: false, message: '请先填写 API 地址和 Key' }
+    }
+    try {
+      const connectResult = await chatService.connect()
+      if (!connectResult.success) {
+        return { success: false, message: '数据库连接失败，请先在"数据库连接"页完成配置' }
+      }
+      const sessionsResult = await chatService.getSessions()
+      if (!sessionsResult.success || !sessionsResult.sessions || sessionsResult.sessions.length === 0) {
+        return { success: false, message: '未找到任何会话，请确认数据库已正确连接' }
+      }
+      // 找第一个允许的私聊
+      const session = (sessionsResult.sessions as ChatSession[]).find((s) => {
+        const id = s.username?.trim() || ''
+        return id && !id.endsWith('@chatroom') && !id.toLowerCase().includes('placeholder') && this.isSessionAllowed(id)
+      })
+      if (!session) {
+        return { success: false, message: '未找到任何私聊会话（若已启用白名单，请检查是否有勾选的私聊）' }
+      }
+      const sessionId = session.username?.trim() || ''
+      const displayName = session.displayName || sessionId
+      insightLog('INFO', `测试目标会话：${displayName} (${sessionId})`)
+      await this.generateInsightForSession({
+        sessionId,
+        displayName,
+        triggerReason: 'activity'
+      })
+      return { success: true, message: `已向「${displayName}」发送测试见解，请查看右下角弹窗` }
+    } catch (e) {
+      return { success: false, message: `测试失败：${(e as Error).message}` }
+    }
+  }
+
+  /** 获取今日触发统计（供设置页展示） */
+  getTodayStats(): { sessionId: string; count: number; times: string[] }[] {
+    this.resetIfNewDay()
+    const result: { sessionId: string; count: number; times: string[] }[] = []
+    for (const [sessionId, record] of this.todayTriggers.entries()) {
+      result.push({
+        sessionId,
+        count: record.timestamps.length,
+        times: record.timestamps.map(formatTimestamp)
+      })
+    }
+    return result
+  }
+
+  // ── 私有方法 ────────────────────────────────────────────────────────────────
+
+  private isEnabled(): boolean {
+    return this.config.get('aiInsightEnabled') === true
+  }
+
+  /**
+   * 判断某个会话是否允许触发见解。
+   * 若白名单未启用，则所有私聊会话均允许；
+   * 若白名单已启用，则只有在白名单中的会话才允许。
+   */
+  private isSessionAllowed(sessionId: string): boolean {
+    const whitelistEnabled = this.config.get('aiInsightWhitelistEnabled') as boolean
+    if (!whitelistEnabled) return true
+    const whitelist = (this.config.get('aiInsightWhitelist') as string[]) || []
+    return whitelist.includes(sessionId)
+  }
+
+  /**
+   * 获取会话列表，优先使用缓存（15 分钟 TTL）。
+   * 缓存命中时完全跳过数据库访问，避免频繁 connect() + getSessions() 消耗 CPU。
+   * forceRefresh=true 时强制重新拉取（仅用于沉默扫描等低频场景）。
+   */
+  private async getSessionsCached(forceRefresh = false): Promise<ChatSession[]> {
+    const now = Date.now()
+    // 缓存命中：直接返回，零数据库操作
+    if (
+      !forceRefresh &&
+      this.sessionCache !== null &&
+      now - this.sessionCacheAt < InsightService.SESSION_CACHE_TTL_MS
+    ) {
+      return this.sessionCache
+    }
+    // 缓存未命中或强制刷新：连接数据库并拉取
+    try {
+      // 只在首次或强制刷新时调用 connect()，避免重复建立连接
+      if (!this.dbConnected || forceRefresh) {
+        const connectResult = await chatService.connect()
+        if (!connectResult.success) {
+          insightLog('WARN', '数据库连接失败，使用旧缓存')
+          return this.sessionCache ?? []
+        }
+        this.dbConnected = true
+      }
+      const result = await chatService.getSessions()
+      if (result.success && result.sessions) {
+        this.sessionCache = result.sessions as ChatSession[]
+        this.sessionCacheAt = now
+      }
+    } catch (e) {
+      insightLog('WARN', `获取会话缓存失败: ${(e as Error).message}`)
+      // 连接可能已断开，下次强制重连
+      this.dbConnected = false
+    }
+    return this.sessionCache ?? []
+  }
+
+  private resetIfNewDay(): void {
+    const todayStart = getStartOfDay()
+    if (todayStart > this.todayDate) {
+      this.todayDate = todayStart
+      this.todayTriggers.clear()
+    }
+  }
+
+  /**
+   * 记录触发并返回该会话今日所有触发时间（用于组装 prompt）。
+   */
+  private recordTrigger(sessionId: string): string[] {
+    this.resetIfNewDay()
+    const existing = this.todayTriggers.get(sessionId) ?? { timestamps: [] }
+    existing.timestamps.push(Date.now())
+    this.todayTriggers.set(sessionId, existing)
+    return existing.timestamps.map(formatTimestamp)
+  }
+
+  /**
+   * 获取今日全局已触发次数（所有会话合计），用于 prompt 中告知模���全局上下文。
+   */
+  private getTodayTotalTriggerCount(): number {
+    this.resetIfNewDay()
+    let total = 0
+    for (const record of this.todayTriggers.values()) {
+      total += record.timestamps.length
+    }
+    return total
+  }
+
+  // ── 沉默联系人扫描 ──────────────────────────────────────────────────────────
+
+  private scheduleSilenceScan(): void {
+    this.clearTimers()
+    if (!this.started || !this.isEnabled()) return
+
+    // 等待扫描完成后再安排下一次，避免并发堆积
+    const scheduleNext = () => {
+      if (!this.started || !this.isEnabled()) return
+      const intervalHours = (this.config.get('aiInsightScanIntervalHours') as number) || 4
+      const intervalMs = Math.max(0.1, intervalHours) * 60 * 60 * 1000
+      insightLog('INFO', `下次沉默扫描将在 ${intervalHours} 小时后执行`)
+      this.silenceScanTimer = setTimeout(async () => {
+        this.silenceScanTimer = null
+        await this.runSilenceScan()
+        scheduleNext()
+      }, intervalMs)
+    }
+
+    this.silenceInitialDelayTimer = setTimeout(async () => {
+      this.silenceInitialDelayTimer = null
+      await this.runSilenceScan()
+      scheduleNext()
+    }, SILENCE_SCAN_INITIAL_DELAY_MS)
+  }
+
+  private async runSilenceScan(): Promise<void> {
+    if (!this.isEnabled()) {
+      return
+    }
+    if (this.processing) {
+      insightLog('INFO', '沉默扫描：正在处理中，跳过本次')
+      return
+    }
+
+    this.processing = true
+    insightLog('INFO', '开始沉默联系人扫描...')
+    try {
+      const silenceDays = (this.config.get('aiInsightSilenceDays') as number) || DEFAULT_SILENCE_DAYS
+      const thresholdMs = silenceDays * 24 * 60 * 60 * 1000
+      const now = Date.now()
+
+      insightLog('INFO', `沉默阈值：${silenceDays} 天`)
+
+      // 沉默扫描间隔较长，强制刷新缓存以获取最新数据
+      const sessions = await this.getSessionsCached(true)
+      if (sessions.length === 0) {
+        insightLog('WARN', '获取会话列表失败，跳过沉默扫描')
+        return
+      }
+
+      insightLog('INFO', `共 ${sessions.length} 个会话，开始过滤...`)
+
+      let silentCount = 0
+      for (const session of sessions) {
+        if (!this.isEnabled()) return
+        const sessionId = session.username?.trim() || ''
+        if (!sessionId || sessionId.endsWith('@chatroom')) continue
+        if (sessionId.toLowerCase().includes('placeholder')) continue
+        if (!this.isSessionAllowed(sessionId)) continue
+
+        const lastTimestamp = (session.lastTimestamp || 0) * 1000
+        if (!lastTimestamp || lastTimestamp <= 0) continue
+
+        const silentMs = now - lastTimestamp
+        if (silentMs < thresholdMs) continue
+
+        silentCount++
+        const silentDays = Math.floor(silentMs / (24 * 60 * 60 * 1000))
+        insightLog('INFO', `发现沉默联系人：${session.displayName || sessionId}，已沉默 ${silentDays} 天`)
+
+        await this.generateInsightForSession({
+          sessionId,
+          displayName: session.displayName || session.username,
+          triggerReason: 'silence',
+          silentDays
+        })
+      }
+      insightLog('INFO', `沉默扫描完成，共发现 ${silentCount} 个沉默联系人`)
+    } catch (e) {
+      insightLog('ERROR', `沉默扫描出错: ${(e as Error).message}`)
+    } finally {
+      this.processing = false
+    }
+  }
+
+  // ── 活跃会话分析 ────────────────────────────────────────────────────────────
+
+  /**
+   * 在 DB 变更防抖后执行，分析最近活跃的会话。
+   *
+   * 触发条件（必须同时满足）：
+   * 1. 会话有真正的新消息（lastTimestamp 比上次见到的更新）
+   * 2. 该会话距上次活跃分析已超过冷却期
+   *
+   * 白名单启用时：直接使用白名单里的 sessionId，完全跳过 getSessions()。
+   * 白名单未启用时：从缓存拉取全量会话后过滤私聊。
+   */
+  private async analyzeRecentActivity(): Promise<void> {
+    if (!this.isEnabled()) return
+    if (this.processing) return
+
+    this.processing = true
+    try {
+      const now = Date.now()
+      const cooldownMinutes = (this.config.get('aiInsightCooldownMinutes') as number) ?? 120
+      const cooldownMs = cooldownMinutes * 60 * 1000
+      const whitelistEnabled = this.config.get('aiInsightWhitelistEnabled') as boolean
+      const whitelist = (this.config.get('aiInsightWhitelist') as string[]) || []
+
+      // 白名单启用且有勾选项时，直接用白名单 sessionId，无需查数据库全量会话列表。
+      // 通过拉取该会话最新 1 条消息时间戳判断是否真正有新消息，开销极低。
+      if (whitelistEnabled && whitelist.length > 0) {
+        // 确保数据库已连接（首次时连接，之后复用）
+        if (!this.dbConnected) {
+          const connectResult = await chatService.connect()
+          if (!connectResult.success) return
+          this.dbConnected = true
+        }
+
+        for (const sessionId of whitelist) {
+          if (!sessionId || sessionId.endsWith('@chatroom')) continue
+
+          // 冷却期检查（先过滤，减少不必要的 DB 查询）
+          if (cooldownMs > 0) {
+            const lastAnalysis = this.lastActivityAnalysis.get(sessionId) ?? 0
+            if (cooldownMs - (now - lastAnalysis) > 0) continue
+          }
+
+          // 拉取最新 1 条消息，用时间戳判断是否有新消息，避免全量 getSessions()
+          try {
+            const msgsResult = await chatService.getLatestMessages(sessionId, 1)
+            if (!msgsResult.success || !msgsResult.messages || msgsResult.messages.length === 0) continue
+
+            const latestMsg = msgsResult.messages[0]
+            const latestTs = Number(latestMsg.createTime) || 0
+            const lastSeen = this.lastSeenTimestamp.get(sessionId) ?? 0
+
+            if (latestTs <= lastSeen) continue // 没有新消息
+            this.lastSeenTimestamp.set(sessionId, latestTs)
+          } catch {
+            continue
+          }
+
+          insightLog('INFO', `白名单会话 ${sessionId} 有新消息，准备生成见解...`)
+          this.lastActivityAnalysis.set(sessionId, now)
+
+          // displayName 使用白名单 sessionId，generateInsightForSession 内部会从上下文里获取真实名称
+          await this.generateInsightForSession({
+            sessionId,
+            displayName: sessionId,
+            triggerReason: 'activity'
+          })
+          break // 每次最多处理 1 个会话
+        }
+        return
+      }
+
+      // 白名单未启用：需要拉取全量会话列表，从中过滤私聊
+      const sessions = await this.getSessionsCached()
+      if (sessions.length === 0) return
+
+      const privateSessions = sessions.filter((s) => {
+        const id = s.username?.trim() || ''
+        return id && !id.endsWith('@chatroom') && !id.toLowerCase().includes('placeholder')
+      })
+
+      for (const session of privateSessions.slice(0, 10)) {
+        const sessionId = session.username?.trim() || ''
+        if (!sessionId) continue
+
+        const currentTimestamp = session.lastTimestamp || 0
+        const lastSeen = this.lastSeenTimestamp.get(sessionId) ?? 0
+        if (currentTimestamp <= lastSeen) continue
+        this.lastSeenTimestamp.set(sessionId, currentTimestamp)
+
+        if (cooldownMs > 0) {
+          const lastAnalysis = this.lastActivityAnalysis.get(sessionId) ?? 0
+          if (cooldownMs - (now - lastAnalysis) > 0) continue
+        }
+
+        insightLog('INFO', `${session.displayName || sessionId} 有新消息，准备生成见解...`)
+        this.lastActivityAnalysis.set(sessionId, now)
+
+        await this.generateInsightForSession({
+          sessionId,
+          displayName: session.displayName || session.username,
+          triggerReason: 'activity'
+        })
+        break
+      }
+    } catch (e) {
+      insightLog('ERROR', `活跃分析出错: ${(e as Error).message}`)
+    } finally {
+      this.processing = false
+    }
+  }
+
+  // ── 核心见解生成 ────────────────────────────────────────────────────────────
+
+  private async generateInsightForSession(params: {
+    sessionId: string
+    displayName: string
+    triggerReason: 'activity' | 'silence'
+    silentDays?: number
+  }): Promise<void> {
+    const { sessionId, displayName, triggerReason, silentDays } = params
+    if (!sessionId) return
+    if (!this.isEnabled()) return
+
+    const apiBaseUrl = this.config.get('aiInsightApiBaseUrl') as string
+    const apiKey = this.config.get('aiInsightApiKey') as string
+    const model = (this.config.get('aiInsightApiModel') as string) || 'gpt-4o-mini'
+    const allowContext = this.config.get('aiInsightAllowContext') as boolean
+    const contextCount = (this.config.get('aiInsightContextCount') as number) || 40
+
+    insightLog('INFO', `generateInsightForSession: sessionId=${sessionId}, reason=${triggerReason}, contextCount=${contextCount}, api=${apiBaseUrl ? '已配置' : '未配置'}`)
+
+    if (!apiBaseUrl || !apiKey) {
+      insightLog('WARN', 'API 地址或 Key 未配置，跳过见解生成')
+      return
+    }
+
+    // ── 构建 prompt ─────────────���───────────────────────────────���────────────
+
+    // 今日触发统计（让模型具备时间与克制感）
+    const sessionTriggerTimes = this.recordTrigger(sessionId)
+    const totalTodayTriggers = this.getTodayTotalTriggerCount()
+
+    let contextSection = ''
+    if (allowContext) {
+      try {
+        const msgsResult = await chatService.getLatestMessages(sessionId, contextCount)
+        if (msgsResult.success && msgsResult.messages && msgsResult.messages.length > 0) {
+          const messages: Message[] = msgsResult.messages
+          const msgLines = messages.map((m) => {
+            const sender = m.isSend === 1 ? '我' : (displayName || sessionId)
+            const content = m.rawContent || m.parsedContent || '[非文字消息]'
+            const time = new Date(Number(m.createTime) * 1000).toLocaleString('zh-CN')
+            return `[${time}] ${sender}：${content}`
+          })
+          contextSection = `\n\n近期对话记录（最近 ${msgLines.length} 条）：\n${msgLines.join('\n')}`
+          insightLog('INFO', `已加载 ${msgLines.length} 条上下文消息`)
+        }
+      } catch (e) {
+        insightLog('WARN', `拉取上下文失败: ${(e as Error).message}`)
+      }
+    }
+
+    // ── 默认 system prompt（稳定内容，有利于 provider 端 prompt cache 命中）────
+    const DEFAULT_SYSTEM_PROMPT = `你是用户的私人关系观察助手，名叫"见解"。你的任务是主动提供有价值的观察和建议。
+
+要求：
+1. 必须给出见解。基于聊天记录分析对方情绪、话题趋势、关系动态，或给出回复建议、聊天话题推荐。
+2. 控制在 80 字以内，直接、具体、一针见血。不要废话。
+3. 输出纯文本，不使用 Markdown。
+4. 只有在完全没有任何可说的内容时（比如对话只有一条"嗯"），才回复"SKIP"。绝大多数情况下你应该输出见解。`
+
+    // 优先使用用户自定义 prompt，为空则使用默认值
+    const customPrompt = (this.config.get('aiInsightSystemPrompt') as string) || ''
+    const systemPrompt = customPrompt.trim() || DEFAULT_SYSTEM_PROMPT
+
+    // 可变的上下文统计信息放在 user message 里，保持 system prompt 稳定不变
+    // 这样 provider 端（Anthropic/OpenAI）能最大化命中 prompt cache，降低费用
+    const triggerDesc =
+      triggerReason === 'silence'
+        ? `你已经 ${silentDays} 天没有和「${displayName}」聊天了。`
+        : `你最近和「${displayName}」有新的聊天动态。`
+
+    const todayStatsDesc =
+      sessionTriggerTimes.length > 1
+        ? `今天你已经针对「${displayName}」收到过 ${sessionTriggerTimes.length - 1} 条见解（时间：${sessionTriggerTimes.slice(0, -1).join('、')}），请适当克制。`
+        : `今天你还没有针对「${displayName}」发出过见解。`
+
+    const globalStatsDesc = `今天全部联系人合计已触发 ${totalTodayTriggers} 条见解。`
+
+    const userPrompt = `触发原因：${triggerDesc}
+时间统计：${todayStatsDesc} ${globalStatsDesc}${contextSection}
+
+请给出你的见解（≤80字）：`
+
+    const endpoint = buildApiUrl(apiBaseUrl, '/chat/completions')
+    insightLog('INFO', `准备调用 API: ${endpoint}，模型: ${model}`)
+
+    try {
+      const result = await callApi(
+        apiBaseUrl,
+        apiKey,
+        model,
+        [
+          { role: 'system', content: systemPrompt },
+          { role: 'user', content: userPrompt }
+        ]
+      )
+
+      insightLog('INFO', `API 返回原文: ${result.slice(0, 150)}`)
+
+      // 模型主动选择跳过
+      if (result.trim().toUpperCase() === 'SKIP' || result.trim().startsWith('SKIP')) {
+        insightLog('INFO', `模型选择跳过 ${displayName}`)
+        return
+      }
+      if (!this.isEnabled()) return
+
+      const insight = result.slice(0, 120)
+      const notifTitle = `见解 · ${displayName}`
+
+      insightLog('INFO', `推送通知 → ${displayName}: ${insight}`)
+
+      // 渠道一：Electron 原生系统通知
+      if (Notification.isSupported()) {
+        const notif = new Notification({ title: notifTitle, body: insight, silent: false })
+        notif.show()
+      } else {
+        insightLog('WARN', '当前系统不支持原生通知')
+      }
+
+      // 渠道二：Telegram Bot 推送（可选）
+      const telegramEnabled = this.config.get('aiInsightTelegramEnabled') as boolean
+      if (telegramEnabled) {
+        const telegramToken = (this.config.get('aiInsightTelegramToken') as string) || ''
+        const telegramChatIds = (this.config.get('aiInsightTelegramChatIds') as string) || ''
+        if (telegramToken && telegramChatIds) {
+          const chatIds = telegramChatIds.split(',').map((s) => s.trim()).filter(Boolean)
+          const telegramText = `【WeFlow】 ${notifTitle}\n\n${insight}`
+          for (const chatId of chatIds) {
+            this.sendTelegram(telegramToken, chatId, telegramText).catch((e) => {
+              insightLog('WARN', `Telegram 推送失败 (chatId=${chatId}): ${(e as Error).message}`)
+            })
+          }
+        } else {
+          insightLog('WARN', 'Telegram 已启用但 Token 或 Chat ID 未填写，跳过')
+        }
+      }
+
+      insightLog('INFO', `已为 ${displayName} 推送见解`)
+    } catch (e) {
+      insightLog('ERROR', `API 调用失败 (${displayName}): ${(e as Error).message}`)
+    }
+  }
+
+  /**
+   * 通过 Telegram Bot API 发送消息。
+   * 使用 Node 原生 https 模块，无需第三方依赖。
+   */
+  private sendTelegram(token: string, chatId: string, text: string): Promise<void> {
+    return new Promise((resolve, reject) => {
+      const body = JSON.stringify({ chat_id: chatId, text, parse_mode: 'HTML' })
+      const options = {
+        hostname: 'api.telegram.org',
+        port: 443,
+        path: `/bot${token}/sendMessage`,
+        method: 'POST' as const,
+        headers: {
+          'Content-Type': 'application/json',
+          'Content-Length': Buffer.byteLength(body).toString()
+        }
+      }
+      const req = https.request(options, (res) => {
+        let data = ''
+        res.on('data', (chunk) => { data += chunk })
+        res.on('end', () => {
+          try {
+            const parsed = JSON.parse(data)
+            if (parsed.ok) {
+              resolve()
+            } else {
+              reject(new Error(parsed.description || '未知错误'))
+            }
+          } catch {
+            reject(new Error(`响应解析失败: ${data.slice(0, 100)}`))
+          }
+        })
+      })
+      req.setTimeout(15_000, () => { req.destroy(); reject(new Error('Telegram 请求超时')) })
+      req.on('error', reject)
+      req.write(body)
+      req.end()
+    })
+  }
+}
+
+export const insightService = new InsightService()
diff --git a/electron/services/keyService.ts b/electron/services/keyService.ts
index 4b25c88..72c827c 100644
--- a/electron/services/keyService.ts
+++ b/electron/services/keyService.ts
@@ -61,6 +61,7 @@ export class KeyService {
 
   private getDllPath(): string {
     const isPackaged = typeof app !== 'undefined' && app ? app.isPackaged : process.env.NODE_ENV === 'production'
+    const archDir = process.arch === 'arm64' ? 'arm64' : 'x64'
     const candidates: string[] = []
 
     if (process.env.WX_KEY_DLL_PATH) {
@@ -68,11 +69,20 @@ export class KeyService {
     }
 
     if (isPackaged) {
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'win32', archDir, 'wx_key.dll'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'win32', 'x64', 'wx_key.dll'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'win32', 'wx_key.dll'))
       candidates.push(join(process.resourcesPath, 'resources', 'wx_key.dll'))
       candidates.push(join(process.resourcesPath, 'wx_key.dll'))
     } else {
       const cwd = process.cwd()
+      candidates.push(join(cwd, 'resources', 'key', 'win32', archDir, 'wx_key.dll'))
+      candidates.push(join(cwd, 'resources', 'key', 'win32', 'x64', 'wx_key.dll'))
+      candidates.push(join(cwd, 'resources', 'key', 'win32', 'wx_key.dll'))
       candidates.push(join(cwd, 'resources', 'wx_key.dll'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'win32', archDir, 'wx_key.dll'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'win32', 'x64', 'wx_key.dll'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'win32', 'wx_key.dll'))
       candidates.push(join(app.getAppPath(), 'resources', 'wx_key.dll'))
     }
 
diff --git a/electron/services/keyServiceLinux.ts b/electron/services/keyServiceLinux.ts
index 2c8aef9..85d5a36 100644
--- a/electron/services/keyServiceLinux.ts
+++ b/electron/services/keyServiceLinux.ts
@@ -25,13 +25,23 @@ export class KeyServiceLinux {
 
   private getHelperPath(): string {
     const isPackaged = app.isPackaged
+    const archDir = process.arch === 'arm64' ? 'arm64' : 'x64'
     const candidates: string[] = []
     if (process.env.WX_KEY_HELPER_PATH) candidates.push(process.env.WX_KEY_HELPER_PATH)
     if (isPackaged) {
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'linux', archDir, 'xkey_helper_linux'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'linux', 'x64', 'xkey_helper_linux'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'linux', 'xkey_helper_linux'))
       candidates.push(join(process.resourcesPath, 'resources', 'xkey_helper_linux'))
       candidates.push(join(process.resourcesPath, 'xkey_helper_linux'))
     } else {
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'linux', archDir, 'xkey_helper_linux'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'linux', 'x64', 'xkey_helper_linux'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'linux', 'xkey_helper_linux'))
       candidates.push(join(app.getAppPath(), 'resources', 'xkey_helper_linux'))
+      candidates.push(join(process.cwd(), 'resources', 'key', 'linux', archDir, 'xkey_helper_linux'))
+      candidates.push(join(process.cwd(), 'resources', 'key', 'linux', 'x64', 'xkey_helper_linux'))
+      candidates.push(join(process.cwd(), 'resources', 'key', 'linux', 'xkey_helper_linux'))
       candidates.push(join(app.getAppPath(), '..', 'Xkey', 'build', 'xkey_helper_linux'))
     }
     for (const p of candidates) {
diff --git a/electron/services/keyServiceMac.ts b/electron/services/keyServiceMac.ts
index e7642a9..c350eb1 100644
--- a/electron/services/keyServiceMac.ts
+++ b/electron/services/keyServiceMac.ts
@@ -27,6 +27,7 @@ export class KeyServiceMac {
 
   private getHelperPath(): string {
     const isPackaged = app.isPackaged
+    const archDir = process.arch === 'arm64' ? 'arm64' : 'x64'
     const candidates: string[] = []
 
     if (process.env.WX_KEY_HELPER_PATH) {
@@ -34,12 +35,21 @@ export class KeyServiceMac {
     }
 
     if (isPackaged) {
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'macos', archDir, 'xkey_helper'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'macos', 'universal', 'xkey_helper'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'macos', 'xkey_helper'))
       candidates.push(join(process.resourcesPath, 'resources', 'xkey_helper'))
       candidates.push(join(process.resourcesPath, 'xkey_helper'))
     } else {
       const cwd = process.cwd()
+      candidates.push(join(cwd, 'resources', 'key', 'macos', archDir, 'xkey_helper'))
+      candidates.push(join(cwd, 'resources', 'key', 'macos', 'universal', 'xkey_helper'))
+      candidates.push(join(cwd, 'resources', 'key', 'macos', 'xkey_helper'))
       candidates.push(join(cwd, 'resources', 'xkey_helper'))
       candidates.push(join(cwd, 'Xkey', 'build', 'xkey_helper'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'macos', archDir, 'xkey_helper'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'macos', 'universal', 'xkey_helper'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'macos', 'xkey_helper'))
       candidates.push(join(app.getAppPath(), 'resources', 'xkey_helper'))
     }
 
@@ -52,14 +62,24 @@ export class KeyServiceMac {
 
   private getImageScanHelperPath(): string {
     const isPackaged = app.isPackaged
+    const archDir = process.arch === 'arm64' ? 'arm64' : 'x64'
     const candidates: string[] = []
 
     if (isPackaged) {
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'macos', archDir, 'image_scan_helper'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'macos', 'universal', 'image_scan_helper'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'macos', 'image_scan_helper'))
       candidates.push(join(process.resourcesPath, 'resources', 'image_scan_helper'))
       candidates.push(join(process.resourcesPath, 'image_scan_helper'))
     } else {
       const cwd = process.cwd()
+      candidates.push(join(cwd, 'resources', 'key', 'macos', archDir, 'image_scan_helper'))
+      candidates.push(join(cwd, 'resources', 'key', 'macos', 'universal', 'image_scan_helper'))
+      candidates.push(join(cwd, 'resources', 'key', 'macos', 'image_scan_helper'))
       candidates.push(join(cwd, 'resources', 'image_scan_helper'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'macos', archDir, 'image_scan_helper'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'macos', 'universal', 'image_scan_helper'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'macos', 'image_scan_helper'))
       candidates.push(join(app.getAppPath(), 'resources', 'image_scan_helper'))
     }
 
@@ -72,6 +92,7 @@ export class KeyServiceMac {
 
   private getDylibPath(): string {
     const isPackaged = app.isPackaged
+    const archDir = process.arch === 'arm64' ? 'arm64' : 'x64'
     const candidates: string[] = []
 
     if (process.env.WX_KEY_DYLIB_PATH) {
@@ -79,11 +100,20 @@ export class KeyServiceMac {
     }
 
     if (isPackaged) {
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'macos', archDir, 'libwx_key.dylib'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'macos', 'universal', 'libwx_key.dylib'))
+      candidates.push(join(process.resourcesPath, 'resources', 'key', 'macos', 'libwx_key.dylib'))
       candidates.push(join(process.resourcesPath, 'resources', 'libwx_key.dylib'))
       candidates.push(join(process.resourcesPath, 'libwx_key.dylib'))
     } else {
       const cwd = process.cwd()
+      candidates.push(join(cwd, 'resources', 'key', 'macos', archDir, 'libwx_key.dylib'))
+      candidates.push(join(cwd, 'resources', 'key', 'macos', 'universal', 'libwx_key.dylib'))
+      candidates.push(join(cwd, 'resources', 'key', 'macos', 'libwx_key.dylib'))
       candidates.push(join(cwd, 'resources', 'libwx_key.dylib'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'macos', archDir, 'libwx_key.dylib'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'macos', 'universal', 'libwx_key.dylib'))
+      candidates.push(join(app.getAppPath(), 'resources', 'key', 'macos', 'libwx_key.dylib'))
       candidates.push(join(app.getAppPath(), 'resources', 'libwx_key.dylib'))
     }
 
diff --git a/electron/services/linuxNotificationService.ts b/electron/services/linuxNotificationService.ts
index 1e4bd22..111626c 100644
--- a/electron/services/linuxNotificationService.ts
+++ b/electron/services/linuxNotificationService.ts
@@ -1,12 +1,5 @@
-import dbus from "dbus-native";
-import https from "https";
-import http, { IncomingMessage } from "http";
-import { promises as fs } from "fs";
-import { join } from "path";
-import { app } from "electron";
-
-const BUS_NAME = "org.freedesktop.Notifications";
-const OBJECT_PATH = "/org/freedesktop/Notifications";
+import { Notification } from "electron";
+import { avatarFileCache, AvatarFileCacheService } from "./avatarFileCacheService";
 
 export interface LinuxNotificationData {
   sessionId?: string;
@@ -18,173 +11,96 @@ export interface LinuxNotificationData {
 
 type NotificationCallback = (sessionId: string) => void;
 
-let sessionBus: dbus.DBusConnection | null = null;
 let notificationCallbacks: NotificationCallback[] = [];
-let pendingNotifications: Map<number, LinuxNotificationData> = new Map();
+let notificationCounter = 1;
+const activeNotifications: Map<number, Notification> = new Map();
+const closeTimers: Map<number, NodeJS.Timeout> = new Map();
 
-// 头像缓存：url->localFilePath
-const avatarCache: Map<string, string> = new Map();
-// 缓存目录
-let avatarCacheDir: string | null = null;
-
-async function getSessionBus(): Promise<dbus.DBusConnection> {
-  if (!sessionBus) {
-    sessionBus = dbus.sessionBus();
-
-    // 挂载底层socket的error事件，防止掉线即可
-    sessionBus.connection.on("error", (err: Error) => {
-      console.error("[LinuxNotification] D-Bus connection error:", err);
-      sessionBus = null; // 报错清理死对象
-    });
-  }
-  return sessionBus;
+function nextNotificationId(): number {
+  const id = notificationCounter;
+  notificationCounter += 1;
+  return id;
 }
 
-// 确保缓存目录存在
-async function ensureCacheDir(): Promise<string> {
-  if (!avatarCacheDir) {
-    avatarCacheDir = join(app.getPath("temp"), "weflow-avatars");
+function clearNotificationState(notificationId: number): void {
+  activeNotifications.delete(notificationId);
+  const timer = closeTimers.get(notificationId);
+  if (timer) {
+    clearTimeout(timer);
+    closeTimers.delete(notificationId);
+  }
+}
+
+function triggerNotificationCallback(sessionId: string): void {
+  for (const callback of notificationCallbacks) {
     try {
-      await fs.mkdir(avatarCacheDir, { recursive: true });
+      callback(sessionId);
     } catch (error) {
-      console.error(
-        "[LinuxNotification] Failed to create avatar cache dir:",
-        error,
-      );
+      console.error("[LinuxNotification] Callback error:", error);
     }
   }
-  return avatarCacheDir;
-}
-
-// 下载头像到本地临时文件
-async function downloadAvatarToLocal(url: string): Promise<string | null> {
-  // 检查缓存
-  if (avatarCache.has(url)) {
-    return avatarCache.get(url) || null;
-  }
-
-  try {
-    const cacheDir = await ensureCacheDir();
-    // 生成唯一文件名
-    const fileName = `avatar_${Date.now()}_${Math.random().toString(36).substring(2, 8)}.png`;
-    const localPath = join(cacheDir, fileName);
-
-    await new Promise<void>((resolve, reject) => {
-      // 微信 CDN 需要特殊的请求头才能下载图片
-      const options = {
-        headers: {
-          "User-Agent":
-            "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) WindowsWechat(0x63090719) XWEB/8351",
-          Referer: "https://servicewechat.com/",
-          Accept:
-            "image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8",
-          "Accept-Encoding": "gzip, deflate, br",
-          "Accept-Language": "zh-CN,zh;q=0.9",
-          Connection: "keep-alive",
-        },
-      };
-
-      const callback = (res: IncomingMessage) => {
-        if (res.statusCode !== 200) {
-          reject(new Error(`HTTP ${res.statusCode}`));
-          return;
-        }
-        const chunks: Buffer[] = [];
-        res.on("data", (chunk: Buffer) => chunks.push(chunk));
-        res.on("end", async () => {
-          try {
-            const buffer = Buffer.concat(chunks);
-            await fs.writeFile(localPath, buffer);
-            avatarCache.set(url, localPath);
-            resolve();
-          } catch (err) {
-            reject(err);
-          }
-        });
-        res.on("error", reject);
-      };
-
-      const req = url.startsWith("https")
-        ? https.get(url, options, callback)
-        : http.get(url, options, callback);
-
-      req.on("error", reject);
-      req.setTimeout(10000, () => {
-        req.destroy();
-        reject(new Error("Download timeout"));
-      });
-    });
-
-    console.log(
-      `[LinuxNotification] Avatar downloaded: ${url} -> ${localPath}`,
-    );
-    return localPath;
-  } catch (error) {
-    console.error("[LinuxNotification] Failed to download avatar:", error);
-    return null;
-  }
 }
 
 export async function showLinuxNotification(
   data: LinuxNotificationData,
 ): Promise<number | null> {
+  if (process.platform !== "linux") {
+    return null;
+  }
+
+  if (!Notification.isSupported()) {
+    console.warn("[LinuxNotification] Notification API is not supported");
+    return null;
+  }
+
   try {
-    const bus = await getSessionBus();
-
-    const appName = "WeFlow";
-    const replaceId = 0;
-    const expireTimeout = data.expireTimeout ?? 5000;
-
-    // 处理头像：下载到本地或使用URL
-    let appIcon = "";
-    let hints: any[] = [];
+    let iconPath: string | undefined;
     if (data.avatarUrl) {
-      // 优先尝试下载到本地
-      const localPath = await downloadAvatarToLocal(data.avatarUrl);
-      if (localPath) {
-        hints = [["image-path", ["s", localPath]]];
-      }
+      iconPath = (await avatarFileCache.getAvatarPath(data.avatarUrl)) || undefined;
     }
 
-    return new Promise((resolve, reject) => {
-      bus.invoke(
-        {
-          destination: BUS_NAME,
-          path: OBJECT_PATH,
-          interface: "org.freedesktop.Notifications",
-          member: "Notify",
-          signature: "susssasa{sv}i",
-          body: [
-            appName,
-            replaceId,
-            appIcon,
-            data.title,
-            data.content,
-            ["default", "打开"], // 提供default action，否则系统不会抛出点击事件
-            hints,
-            // [],                  // 传空数组以避开a{sv}变体的序列化崩溃，有pendingNotifications映射维护保证不出错
-            expireTimeout,
-          ],
-        },
-        (err: Error | null, result: any) => {
-          if (err) {
-            console.error("[LinuxNotification] Notify error:", err);
-            reject(err);
-            return;
-          }
-          const notificationId =
-            typeof result === "number" ? result : result[0];
-          if (data.sessionId) {
-            // 依赖Map实现点击追踪，没有使用D-Bus hints
-            pendingNotifications.set(notificationId, data);
-          }
-          console.log(
-            `[LinuxNotification] Shown notification ${notificationId}: ${data.title}, icon: ${appIcon || "none"}`,
-          );
-          resolve(notificationId);
-        },
-      );
+    const notification = new Notification({
+      title: data.title,
+      body: data.content,
+      icon: iconPath,
     });
+
+    const notificationId = nextNotificationId();
+    activeNotifications.set(notificationId, notification);
+
+    notification.on("click", () => {
+      if (data.sessionId) {
+        triggerNotificationCallback(data.sessionId);
+      }
+    });
+
+    notification.on("close", () => {
+      clearNotificationState(notificationId);
+    });
+
+    notification.on("failed", (_, error) => {
+      console.error("[LinuxNotification] Notification failed:", error);
+      clearNotificationState(notificationId);
+    });
+
+    const expireTimeout = data.expireTimeout ?? 5000;
+    if (expireTimeout > 0) {
+      const timer = setTimeout(() => {
+        const currentNotification = activeNotifications.get(notificationId);
+        if (currentNotification) {
+          currentNotification.close();
+        }
+      }, expireTimeout);
+      closeTimers.set(notificationId, timer);
+    }
+
+    notification.show();
+
+    console.log(
+      `[LinuxNotification] Shown notification ${notificationId}: ${data.title}`,
+    );
+
+    return notificationId;
   } catch (error) {
     console.error("[LinuxNotification] Failed to show notification:", error);
     return null;
@@ -194,59 +110,22 @@ export async function showLinuxNotification(
 export async function closeLinuxNotification(
   notificationId: number,
 ): Promise<void> {
-  try {
-    const bus = await getSessionBus();
-    return new Promise((resolve, reject) => {
-      bus.invoke(
-        {
-          destination: BUS_NAME,
-          path: OBJECT_PATH,
-          interface: "org.freedesktop.Notifications",
-          member: "CloseNotification",
-          signature: "u",
-          body: [notificationId],
-        },
-        (err: Error | null) => {
-          if (err) {
-            console.error("[LinuxNotification] CloseNotification error:", err);
-            reject(err);
-            return;
-          }
-          pendingNotifications.delete(notificationId);
-          resolve();
-        },
-      );
-    });
-  } catch (error) {
-    console.error("[LinuxNotification] Failed to close notification:", error);
-  }
+  const notification = activeNotifications.get(notificationId);
+  if (!notification) return;
+  notification.close();
+  clearNotificationState(notificationId);
 }
 
 export async function getCapabilities(): Promise<string[]> {
-  try {
-    const bus = await getSessionBus();
-    return new Promise((resolve, reject) => {
-      bus.invoke(
-        {
-          destination: BUS_NAME,
-          path: OBJECT_PATH,
-          interface: "org.freedesktop.Notifications",
-          member: "GetCapabilities",
-        },
-        (err: Error | null, result: any) => {
-          if (err) {
-            console.error("[LinuxNotification] GetCapabilities error:", err);
-            reject(err);
-            return;
-          }
-          resolve(result as string[]);
-        },
-      );
-    });
-  } catch (error) {
-    console.error("[LinuxNotification] Failed to get capabilities:", error);
+  if (process.platform !== "linux") {
     return [];
   }
+
+  if (!Notification.isSupported()) {
+    return [];
+  }
+
+  return ["native-notification", "click"];
 }
 
 export function onNotificationAction(callback: NotificationCallback): void {
@@ -262,83 +141,34 @@ export function removeNotificationCallback(
   }
 }
 
-function triggerNotificationCallback(sessionId: string): void {
-  for (const callback of notificationCallbacks) {
-    try {
-      callback(sessionId);
-    } catch (error) {
-      console.error("[LinuxNotification] Callback error:", error);
-    }
-  }
-}
-
 export async function initLinuxNotificationService(): Promise<void> {
   if (process.platform !== "linux") {
     console.log("[LinuxNotification] Not on Linux, skipping init");
     return;
   }
 
-  try {
-    const bus = await getSessionBus();
-
-    // 监听底层connection的message事件
-    bus.connection.on("message", (msg: any) => {
-      // type 4表示SIGNAL
-      if (
-        msg.type === 4 &&
-        msg.path === OBJECT_PATH &&
-        msg.interface === "org.freedesktop.Notifications"
-      ) {
-        if (msg.member === "ActionInvoked") {
-          const [notificationId, actionId] = msg.body;
-          console.log(
-            `[LinuxNotification] Action invoked: ${notificationId}, ${actionId}`,
-          );
-
-          // 如果用户点击了通知本体，actionId会是'default'
-          if (actionId === "default") {
-            const data = pendingNotifications.get(notificationId);
-            if (data?.sessionId) {
-              triggerNotificationCallback(data.sessionId);
-            }
-          }
-        }
-
-        if (msg.member === "NotificationClosed") {
-          const [notificationId] = msg.body;
-          pendingNotifications.delete(notificationId);
-        }
-      }
-    });
-
-    // AddMatch用来接收信号
-    await new Promise<void>((resolve, reject) => {
-      bus.invoke(
-        {
-          destination: "org.freedesktop.DBus",
-          path: "/org/freedesktop/DBus",
-          interface: "org.freedesktop.DBus",
-          member: "AddMatch",
-          signature: "s",
-          body: ["type='signal',interface='org.freedesktop.Notifications'"],
-        },
-        (err: Error | null) => {
-          if (err) {
-            console.error("[LinuxNotification] AddMatch error:", err);
-            reject(err);
-            return;
-          }
-          resolve();
-        },
-      );
-    });
-
-    console.log("[LinuxNotification] Service initialized");
-
-    // 打印相关日志
-    const caps = await getCapabilities();
-    console.log("[LinuxNotification] Server capabilities:", caps);
-  } catch (error) {
-    console.error("[LinuxNotification] Failed to initialize:", error);
+  if (!Notification.isSupported()) {
+    console.warn("[LinuxNotification] Notification API is not supported");
+    return;
   }
+
+  const caps = await getCapabilities();
+  console.log("[LinuxNotification] Service initialized with native API:", caps);
+}
+
+export async function shutdownLinuxNotificationService(): Promise<void> {
+  // 清理所有活动的通知
+  for (const [id, notification] of activeNotifications) {
+    try {
+      notification.close();
+    } catch {}
+    clearNotificationState(id);
+  }
+
+  // 清理头像文件缓存
+  try {
+    await avatarFileCache.clearCache();
+  } catch {}
+
+  console.log("[LinuxNotification] Service shutdown complete");
 }
diff --git a/electron/services/wcdbCore.ts b/electron/services/wcdbCore.ts
index dcf6dee..fde2ca7 100644
--- a/electron/services/wcdbCore.ts
+++ b/electron/services/wcdbCore.ts
@@ -121,6 +121,9 @@ export class WcdbCore {
   private videoHardlinkCache: Map<string, { result: { success: boolean; data?: any; error?: string }; updatedAt: number }> = new Map()
   private readonly hardlinkCacheTtlMs = 10 * 60 * 1000
   private readonly hardlinkCacheMaxEntries = 20000
+  private mediaStreamSessionCache: Array<{ sessionId: string; displayName: string; sortTimestamp: number }> | null = null
+  private mediaStreamSessionCacheAt = 0
+  private readonly mediaStreamSessionCacheTtlMs = 12 * 1000
   private logTimer: NodeJS.Timeout | null = null
   private lastLogTail: string | null = null
   private lastResolvedLogPath: string | null = null
@@ -277,7 +280,9 @@ export class WcdbCore {
     const isLinux = process.platform === 'linux'
     const isArm64 = process.arch === 'arm64'
     const libName = isMac ? 'libwcdb_api.dylib' : isLinux ? 'libwcdb_api.so' : 'wcdb_api.dll'
-    const subDir = isMac ? 'macos' : isLinux ? 'linux' : (isArm64 ? 'arm64' : '')
+    const legacySubDir = isMac ? 'macos' : isLinux ? 'linux' : (isArm64 ? 'arm64' : '')
+    const platformDir = isMac ? 'macos' : (isLinux ? 'linux' : 'win32')
+    const archDir = isMac ? 'universal' : (isArm64 ? 'arm64' : 'x64')
 
     const envDllPath = process.env.WCDB_DLL_PATH
     if (envDllPath && envDllPath.length > 0) {
@@ -287,20 +292,33 @@ export class WcdbCore {
     // 基础路径探测
     const isPackaged = typeof process['resourcesPath'] !== 'undefined'
     const resourcesPath = isPackaged ? process.resourcesPath : join(process.cwd(), 'resources')
-
-    const candidates = [
-      // 环境变量指定 resource 目录
-      process.env.WCDB_RESOURCES_PATH ? join(process.env.WCDB_RESOURCES_PATH, subDir, libName) : null,
-      // 显式 setPaths 设置的路径
-      this.resourcesPath ? join(this.resourcesPath, subDir, libName) : null,
-      // resources/macos/libwcdb_api.dylib 或 resources/wcdb_api.dll
-      join(resourcesPath, 'resources', subDir, libName),
-      // resources/libwcdb_api.dylib 或 resources/wcdb_api.dll (扁平结构)
-      join(resourcesPath, subDir, libName),
-      // CWD fallback
-      join(process.cwd(), 'resources', subDir, libName)
+    const roots = [
+      process.env.WCDB_RESOURCES_PATH || null,
+      this.resourcesPath || null,
+      join(resourcesPath, 'resources'),
+      resourcesPath,
+      join(process.cwd(), 'resources')
     ].filter(Boolean) as string[]
 
+    const normalizedArch = process.arch === 'arm64' ? 'arm64' : 'x64'
+    const relativeCandidates = [
+      join('wcdb', platformDir, archDir, libName),
+      join('wcdb', platformDir, normalizedArch, libName),
+      join('wcdb', platformDir, 'x64', libName),
+      join('wcdb', platformDir, 'universal', libName),
+      join('wcdb', platformDir, libName)
+    ]
+
+    const candidates: string[] = []
+    for (const root of roots) {
+      for (const relativePath of relativeCandidates) {
+        candidates.push(join(root, relativePath))
+      }
+      // 兼容旧目录：resources/macos/libwcdb_api.dylib 或 resources/wcdb_api.dll
+      candidates.push(join(root, legacySubDir, libName))
+      candidates.push(join(root, libName))
+    }
+
     for (const path of candidates) {
       if (existsSync(path)) return path
     }
@@ -1465,6 +1483,11 @@ export class WcdbCore {
     this.videoHardlinkCache.clear()
   }
 
+  private clearMediaStreamSessionCache(): void {
+    this.mediaStreamSessionCache = null
+    this.mediaStreamSessionCacheAt = 0
+  }
+
   isReady(): boolean {
     return this.ensureReady()
   }
@@ -1580,6 +1603,7 @@ export class WcdbCore {
       this.currentDbStoragePath = null
       this.initialized = false
       this.clearHardlinkCaches()
+      this.clearMediaStreamSessionCache()
       this.stopLogPolling()
     }
   }
@@ -1957,7 +1981,7 @@ export class WcdbCore {
     error?: string
   }> {
     if (!this.ensureReady()) return { success: false, error: 'WCDB 未连接' }
-    if (!this.wcdbScanMediaStream) return { success: false, error: '当前数据服务版本不支持媒体流扫描，请先更新 wcdb 数据服务' }
+    if (!this.wcdbScanMediaStream) return { success: false, error: '当前数据服务版本不支持资源扫描，请先更新 wcdb 数据服务' }
     try {
       const toInt = (value: unknown): number => {
         const n = Number(value || 0)
@@ -2168,37 +2192,64 @@ export class WcdbCore {
       const offset = Math.max(0, toInt(options?.offset))
       const limit = Math.min(1200, Math.max(40, toInt(options?.limit) || 240))
 
-      const sessionsRes = await this.getSessions()
-      if (!sessionsRes.success || !Array.isArray(sessionsRes.sessions)) {
-        return { success: false, error: sessionsRes.error || '读取会话失败' }
+      const getSessionRows = async (): Promise<{
+        success: boolean
+        rows?: Array<{ sessionId: string; displayName: string; sortTimestamp: number }>
+        error?: string
+      }> => {
+        const now = Date.now()
+        const cachedRows = this.mediaStreamSessionCache
+        if (
+          cachedRows &&
+          now - this.mediaStreamSessionCacheAt <= this.mediaStreamSessionCacheTtlMs
+        ) {
+          return { success: true, rows: cachedRows }
+        }
+
+        const sessionsRes = await this.getSessions()
+        if (!sessionsRes.success || !Array.isArray(sessionsRes.sessions)) {
+          return { success: false, error: sessionsRes.error || '读取会话失败' }
+        }
+
+        const rows = (sessionsRes.sessions || [])
+          .map((row: any) => ({
+            sessionId: String(
+              row.username ||
+              row.user_name ||
+              row.userName ||
+              row.usrName ||
+              row.UsrName ||
+              row.talker ||
+              ''
+            ).trim(),
+            displayName: String(row.displayName || row.display_name || row.remark || '').trim(),
+            sortTimestamp: toInt(
+              row.sort_timestamp ||
+              row.sortTimestamp ||
+              row.last_timestamp ||
+              row.lastTimestamp ||
+              0
+            )
+          }))
+          .filter((row) => Boolean(row.sessionId))
+          .sort((a, b) => b.sortTimestamp - a.sortTimestamp)
+
+        this.mediaStreamSessionCache = rows
+        this.mediaStreamSessionCacheAt = now
+        return { success: true, rows }
       }
 
-      const sessions = (sessionsRes.sessions || [])
-        .map((row: any) => ({
-          sessionId: String(
-            row.username ||
-            row.user_name ||
-            row.userName ||
-            row.usrName ||
-            row.UsrName ||
-            row.talker ||
-            ''
-          ).trim(),
-          displayName: String(row.displayName || row.display_name || row.remark || '').trim(),
-          sortTimestamp: toInt(
-            row.sort_timestamp ||
-            row.sortTimestamp ||
-            row.last_timestamp ||
-            row.lastTimestamp ||
-            0
-          )
-        }))
-        .filter((row) => Boolean(row.sessionId))
-        .sort((a, b) => b.sortTimestamp - a.sortTimestamp)
+      let sessionRows: Array<{ sessionId: string; displayName: string; sortTimestamp: number }> = []
+      if (requestedSessionId) {
+        sessionRows = [{ sessionId: requestedSessionId, displayName: requestedSessionId, sortTimestamp: 0 }]
+      } else {
+        const sessionsRowsRes = await getSessionRows()
+        if (!sessionsRowsRes.success || !Array.isArray(sessionsRowsRes.rows)) {
+          return { success: false, error: sessionsRowsRes.error || '读取会话失败' }
+        }
+        sessionRows = sessionsRowsRes.rows
+      }
 
-      const sessionRows = requestedSessionId
-        ? sessions.filter((row) => row.sessionId === requestedSessionId)
-        : sessions
       if (sessionRows.length === 0) {
         return { success: true, items: [], hasMore: false, nextOffset: offset }
       }
@@ -2219,10 +2270,10 @@ export class WcdbCore {
         outHasMore
       )
       if (result !== 0 || !outPtr[0]) {
-        return { success: false, error: `扫描媒体流失败: ${result}` }
+        return { success: false, error: `扫描资源失败: ${result}` }
       }
       const jsonStr = this.decodeJsonPtr(outPtr[0])
-      if (!jsonStr) return { success: false, error: '解析媒体流失败' }
+      if (!jsonStr) return { success: false, error: '解析资源失败' }
       const rows = JSON.parse(jsonStr)
       const list = Array.isArray(rows) ? rows as Array<Record<string, any>> : []
 
@@ -2254,19 +2305,39 @@ export class WcdbCore {
           rawMessageContent &&
           (rawMessageContent.includes('<') || rawMessageContent.includes('md5') || rawMessageContent.includes('videomsg'))
         )
-        const content = useRawMessageContent
-          ? rawMessageContent
-          : decodeMessageContent(rawMessageContent, rawCompressContent)
+        const decodeContentIfNeeded = (): string => {
+          if (useRawMessageContent) return rawMessageContent
+          if (!rawMessageContent && !rawCompressContent) return ''
+          return decodeMessageContent(rawMessageContent, rawCompressContent)
+        }
         const packedPayload = extractPackedPayload(row)
         const imageMd5ByColumn = pickString(row, ['image_md5', 'imageMd5'])
-        const imageMd5 = localType === 3
-          ? (imageMd5ByColumn || extractImageMd5(content) || extractHexMd5(packedPayload) || undefined)
-          : undefined
-        const imageDatName = localType === 3 ? (extractImageDatName(row, content) || undefined) : undefined
         const videoMd5ByColumn = pickString(row, ['video_md5', 'videoMd5', 'raw_md5', 'rawMd5'])
-        const videoMd5 = localType === 43
-          ? (videoMd5ByColumn || extractVideoMd5(content) || extractHexMd5(packedPayload) || undefined)
-          : undefined
+
+        let content = ''
+        let imageMd5: string | undefined
+        let imageDatName: string | undefined
+        let videoMd5: string | undefined
+
+        if (localType === 3) {
+          imageMd5 = imageMd5ByColumn || extractHexMd5(packedPayload) || undefined
+          imageDatName = extractImageDatName(row, '') || undefined
+          if (!imageMd5 || !imageDatName) {
+            content = decodeContentIfNeeded()
+            if (!imageMd5) imageMd5 = extractImageMd5(content) || extractHexMd5(packedPayload) || undefined
+            if (!imageDatName) imageDatName = extractImageDatName(row, content) || undefined
+          }
+        } else if (localType === 43) {
+          videoMd5 = videoMd5ByColumn || extractHexMd5(packedPayload) || undefined
+          if (!videoMd5) {
+            content = decodeContentIfNeeded()
+            videoMd5 = extractVideoMd5(content) || extractHexMd5(packedPayload) || undefined
+          } else if (useRawMessageContent) {
+            // 占位态标题只依赖简单 XML，已带 md5 时不做额外解压
+            content = rawMessageContent
+          }
+        }
+
         return {
           sessionId,
           sessionDisplayName: sessionNameMap.get(sessionId) || sessionId,
@@ -2280,7 +2351,7 @@ export class WcdbCore {
           imageMd5,
           imageDatName,
           videoMd5,
-          content: content || undefined
+          content: localType === 43 ? (content || undefined) : undefined
         }
       })
 
diff --git a/electron/types/dbus.d.ts b/electron/types/dbus.d.ts
deleted file mode 100644
index 9585a42..0000000
--- a/electron/types/dbus.d.ts
+++ /dev/null
@@ -1,18 +0,0 @@
-declare module 'dbus-native' {
-  namespace dbus {
-    interface DBusConnection {
-      invoke(options: any, callback: (err: Error | null, result?: any) => void): void;
-      on(event: string, listener: Function): void;
-      // 底层connection，用于监听signal
-      connection: {
-        on(event: string, listener: Function): void;
-      };
-    }
-
-    // 声明sessionBus方法
-    function sessionBus(): DBusConnection;
-    function systemBus(): DBusConnection;
-  }
-
-  export = dbus;
-}
diff --git a/electron/windows/notificationWindow.ts b/electron/windows/notificationWindow.ts
index 587f43e..f3c8eca 100644
--- a/electron/windows/notificationWindow.ts
+++ b/electron/windows/notificationWindow.ts
@@ -27,6 +27,14 @@ export function destroyNotificationWindow() {
   }
   lastNotificationData = null;
 
+  // Linux:关闭通知服务并清理缓存（fire-and-forget，不阻塞退出）
+  if (isLinux && linuxNotificationService) {
+    linuxNotificationService.shutdownLinuxNotificationService().catch((error) => {
+      console.warn("[NotificationWindow] Failed to shutdown Linux notification service:", error);
+    });
+    linuxNotificationService = null;
+  }
+
   if (!notificationWindow || notificationWindow.isDestroyed()) {
     notificationWindow = null;
     return;
diff --git a/package-lock.json b/package-lock.json
index 7f6e644..0c06ec1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,6 @@
       "hasInstallScript": true,
       "dependencies": {
         "@vscode/sudo-prompt": "^9.3.2",
-        "dbus-native": "^0.4.0",
         "echarts": "^6.0.0",
         "echarts-for-react": "^3.0.2",
         "electron-store": "^11.0.2",
@@ -45,7 +44,7 @@
         "sharp": "^0.34.5",
         "typescript": "^6.0.2",
         "vite": "^7.3.2",
-        "vite-plugin-electron": "^0.28.8",
+        "vite-plugin-electron": "^0.29.1",
         "vite-plugin-electron-renderer": "^0.14.6"
       }
     },
@@ -3084,25 +3083,6 @@
         "node": "^18.17.0 || >=20.5.0"
       }
     },
-    "node_modules/abstract-socket": {
-      "version": "2.1.1",
-      "resolved": "https://registry.npmjs.org/abstract-socket/-/abstract-socket-2.1.1.tgz",
-      "integrity": "sha512-YZJizsvS1aBua5Gd01woe4zuyYBGgSMeqDOB6/ChwdTI904KP6QGtJswXl4hcqWxbz86hQBe++HWV0hF1aGUtA==",
-      "deprecated": "Package no longer supported. Contact Support at https://www.npmjs.com/support for more info.",
-      "hasInstallScript": true,
-      "license": "MIT",
-      "optional": true,
-      "os": [
-        "linux"
-      ],
-      "dependencies": {
-        "bindings": "^1.2.1",
-        "nan": "^2.12.1"
-      },
-      "engines": {
-        "node": ">=4.0.0"
-      }
-    },
     "node_modules/agent-base": {
       "version": "7.1.4",
       "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-7.1.4.tgz",
@@ -3615,16 +3595,6 @@
         "node": "*"
       }
     },
-    "node_modules/bindings": {
-      "version": "1.5.0",
-      "resolved": "https://registry.npmjs.org/bindings/-/bindings-1.5.0.tgz",
-      "integrity": "sha512-p2q/t/mhvuOj/UeLlV6566GD/guowlr0hHxClI0W9m7MWYkL1F0hLo+0Aexs9HSPCtR1SXQ0TD3MMKrXZajbiQ==",
-      "license": "MIT",
-      "optional": true,
-      "dependencies": {
-        "file-uri-to-path": "1.0.0"
-      }
-    },
     "node_modules/bl": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/bl/-/bl-4.1.0.tgz",
@@ -4459,27 +4429,6 @@
       "integrity": "sha512-YbwwqR/uYpeoP4pu043q+LTDLFBLApUP6VxRihdfNTqu4ubqMlGDLd6ErXhEgsyvY0K6nCs7nggYumAN+9uEuQ==",
       "license": "MIT"
     },
-    "node_modules/dbus-native": {
-      "version": "0.4.0",
-      "resolved": "https://registry.npmjs.org/dbus-native/-/dbus-native-0.4.0.tgz",
-      "integrity": "sha512-i3zvY3tdPEOaMgmK4riwupjDYRJ53rcE1Kj8rAgnLOFmBd0DekUih59qv8v+Oyils/U9p+s4sSsaBzHWLztI+Q==",
-      "license": "MIT",
-      "dependencies": {
-        "event-stream": "^4.0.0",
-        "hexy": "^0.2.10",
-        "long": "^4.0.0",
-        "optimist": "^0.6.1",
-        "put": "0.0.6",
-        "safe-buffer": "^5.1.1",
-        "xml2js": "^0.4.17"
-      },
-      "bin": {
-        "dbus2js": "bin/dbus2js.js"
-      },
-      "optionalDependencies": {
-        "abstract-socket": "^2.0.0"
-      }
-    },
     "node_modules/debounce-fn": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/debounce-fn/-/debounce-fn-6.0.0.tgz",
@@ -4848,12 +4797,6 @@
         "node": ">= 0.4"
       }
     },
-    "node_modules/duplexer": {
-      "version": "0.1.2",
-      "resolved": "https://registry.npmjs.org/duplexer/-/duplexer-0.1.2.tgz",
-      "integrity": "sha512-jtD6YG370ZCIi/9GTaJKQxWTZD045+4R4hTk/x1UyoqadyJ9x9CgSi1RlVDQF8U2sxLLSnFkCaMihqljHIWgMg==",
-      "license": "MIT"
-    },
     "node_modules/duplexer2": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/duplexer2/-/duplexer2-0.1.4.tgz",
@@ -5379,21 +5322,6 @@
         "url": "https://opencollective.com/unified"
       }
     },
-    "node_modules/event-stream": {
-      "version": "4.0.1",
-      "resolved": "https://registry.npmjs.org/event-stream/-/event-stream-4.0.1.tgz",
-      "integrity": "sha512-qACXdu/9VHPBzcyhdOWR5/IahhGMf0roTeZJfzz077GwylcDd90yOHLouhmv7GJ5XzPi6ekaQWd8AvPP2nOvpA==",
-      "license": "MIT",
-      "dependencies": {
-        "duplexer": "^0.1.1",
-        "from": "^0.1.7",
-        "map-stream": "0.0.7",
-        "pause-stream": "^0.0.11",
-        "split": "^1.0.1",
-        "stream-combiner": "^0.2.2",
-        "through": "^2.3.8"
-      }
-    },
     "node_modules/exceljs": {
       "version": "4.4.0",
       "resolved": "https://registry.npmjs.org/exceljs/-/exceljs-4.4.0.tgz",
@@ -5570,13 +5498,6 @@
         "node": ">= 6"
       }
     },
-    "node_modules/file-uri-to-path": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/file-uri-to-path/-/file-uri-to-path-1.0.0.tgz",
-      "integrity": "sha512-0Zt+s3L7Vf1biwWZ29aARiVYLx7iMGnEUl9x33fbB/j3jR81u/O2LbqK+Bm1CDSNDKVtJ/YjwY7TUd5SkeLQLw==",
-      "license": "MIT",
-      "optional": true
-    },
     "node_modules/filelist": {
       "version": "1.0.6",
       "resolved": "https://registry.npmjs.org/filelist/-/filelist-1.0.6.tgz",
@@ -5664,12 +5585,6 @@
         "node": ">= 6"
       }
     },
-    "node_modules/from": {
-      "version": "0.1.7",
-      "resolved": "https://registry.npmjs.org/from/-/from-0.1.7.tgz",
-      "integrity": "sha512-twe20eF1OxVxp/ML/kq2p1uc6KvFK/+vs8WjEbeKmV2He22MKm7YF2ANIt+EOqhJ5L3K/SuuPhk0hWQDjOM23g==",
-      "license": "MIT"
-    },
     "node_modules/fs-constants": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs-constants/-/fs-constants-1.0.0.tgz",
@@ -6069,15 +5984,6 @@
         "url": "https://opencollective.com/unified"
       }
     },
-    "node_modules/hexy": {
-      "version": "0.2.11",
-      "resolved": "https://registry.npmjs.org/hexy/-/hexy-0.2.11.tgz",
-      "integrity": "sha512-ciq6hFsSG/Bpt2DmrZJtv+56zpPdnq+NQ4ijEFrveKN0ZG1mhl/LdT1NQZ9se6ty1fACcI4d4vYqC9v8EYpH2A==",
-      "license": "MIT",
-      "bin": {
-        "hexy": "bin/hexy_cmd.js"
-      }
-    },
     "node_modules/hosted-git-info": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/hosted-git-info/-/hosted-git-info-4.1.0.tgz",
@@ -6806,12 +6712,6 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/long": {
-      "version": "4.0.0",
-      "resolved": "https://registry.npmjs.org/long/-/long-4.0.0.tgz",
-      "integrity": "sha512-XsP+KhQif4bjX1kbuSiySJFNAehNxgLb6hPRGJ9QsUr8ajHkuXGdrHmFUTUUXhDwVX2R5bY4JNZEwbUiMhV+MA==",
-      "license": "Apache-2.0"
-    },
     "node_modules/longest-streak": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/longest-streak/-/longest-streak-3.1.0.tgz",
@@ -6874,12 +6774,6 @@
         "node": "^18.17.0 || >=20.5.0"
       }
     },
-    "node_modules/map-stream": {
-      "version": "0.0.7",
-      "resolved": "https://registry.npmjs.org/map-stream/-/map-stream-0.0.7.tgz",
-      "integrity": "sha512-C0X0KQmGm3N2ftbTGBhSyuydQ+vV1LC3f3zPvT3RXHXNZrvfPZcoXp/N5DOa8vedX/rTMm2CjTtivFg2STJMRQ==",
-      "license": "MIT"
-    },
     "node_modules/markdown-table": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/markdown-table/-/markdown-table-3.0.4.tgz",
@@ -8023,13 +7917,6 @@
       "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
       "license": "MIT"
     },
-    "node_modules/nan": {
-      "version": "2.26.2",
-      "resolved": "https://registry.npmjs.org/nan/-/nan-2.26.2.tgz",
-      "integrity": "sha512-0tTvBTYkt3tdGw22nrAy50x7gpbGCCFH3AFcyS5WiUu7Eu4vWlri1woE6qHBSfy11vksDqkiwjOnlR7WV8G1Hw==",
-      "license": "MIT",
-      "optional": true
-    },
     "node_modules/nanoid": {
       "version": "3.3.11",
       "resolved": "https://registry.npmjs.org/nanoid/-/nanoid-3.3.11.tgz",
@@ -8222,22 +8109,6 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
-    "node_modules/optimist": {
-      "version": "0.6.1",
-      "resolved": "https://registry.npmjs.org/optimist/-/optimist-0.6.1.tgz",
-      "integrity": "sha512-snN4O4TkigujZphWLN0E//nQmm7790RYaE53DdL7ZYwee2D8DDo9/EyYiKUfN3rneWUjhJnueija3G9I2i0h3g==",
-      "license": "MIT/X11",
-      "dependencies": {
-        "minimist": "~0.0.1",
-        "wordwrap": "~0.0.2"
-      }
-    },
-    "node_modules/optimist/node_modules/minimist": {
-      "version": "0.0.10",
-      "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.10.tgz",
-      "integrity": "sha512-iotkTvxc+TwOm5Ieim8VnSNvCDjCK9S8G3scJ50ZthspSxa7jx50jkhYduuAtAjvfDUwSgOwf8+If99AlOEhyw==",
-      "license": "MIT"
-    },
     "node_modules/ora": {
       "version": "5.4.1",
       "resolved": "https://registry.npmjs.org/ora/-/ora-5.4.1.tgz",
@@ -8387,18 +8258,6 @@
       "dev": true,
       "license": "ISC"
     },
-    "node_modules/pause-stream": {
-      "version": "0.0.11",
-      "resolved": "https://registry.npmjs.org/pause-stream/-/pause-stream-0.0.11.tgz",
-      "integrity": "sha512-e3FBlXLmN/D1S+zHzanP4E/4Z60oFAa3O051qt1pxa7DEJWKAyil6upYVXCWadEnuoqa4Pkc9oUx9zsxYeRv8A==",
-      "license": [
-        "MIT",
-        "Apache2"
-      ],
-      "dependencies": {
-        "through": "~2.3"
-      }
-    },
     "node_modules/pe-library": {
       "version": "0.4.1",
       "resolved": "https://registry.npmjs.org/pe-library/-/pe-library-0.4.1.tgz",
@@ -8597,15 +8456,6 @@
         "node": ">=6"
       }
     },
-    "node_modules/put": {
-      "version": "0.0.6",
-      "resolved": "https://registry.npmjs.org/put/-/put-0.0.6.tgz",
-      "integrity": "sha512-w0szIZ2NkqznMFqxYPRETCIi+q/S8UKis9F4yOl6/N9NDCZmbjZZT85aI4FgJf3vIPrzMPX60+odCLOaYxNWWw==",
-      "license": "MIT/X11",
-      "engines": {
-        "node": ">=0.3.0"
-      }
-    },
     "node_modules/quick-lru": {
       "version": "5.1.1",
       "resolved": "https://registry.npmjs.org/quick-lru/-/quick-lru-5.1.1.tgz",
@@ -9467,18 +9317,6 @@
         "url": "https://github.com/sponsors/wooorm"
       }
     },
-    "node_modules/split": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/split/-/split-1.0.1.tgz",
-      "integrity": "sha512-mTyOoPbrivtXnwnIxZRFYRrPNtEFKlpB2fvjSnCQUiAA6qAZzqwna5envK4uk6OIeP17CsdF3rSBGYVBsU0Tkg==",
-      "license": "MIT",
-      "dependencies": {
-        "through": "2"
-      },
-      "engines": {
-        "node": "*"
-      }
-    },
     "node_modules/sprintf-js": {
       "version": "1.1.3",
       "resolved": "https://registry.npmjs.org/sprintf-js/-/sprintf-js-1.1.3.tgz",
@@ -9510,16 +9348,6 @@
         "node": ">= 6"
       }
     },
-    "node_modules/stream-combiner": {
-      "version": "0.2.2",
-      "resolved": "https://registry.npmjs.org/stream-combiner/-/stream-combiner-0.2.2.tgz",
-      "integrity": "sha512-6yHMqgLYDzQDcAkL+tjJDC5nSNuNIx0vZtRZeiPh7Saef7VHX9H5Ijn9l2VIol2zaNYlYEX6KyuT/237A58qEQ==",
-      "license": "MIT",
-      "dependencies": {
-        "duplexer": "~0.1.1",
-        "through": "~2.3.4"
-      }
-    },
     "node_modules/string_decoder": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
@@ -9788,12 +9616,6 @@
         "utrie": "^1.0.2"
       }
     },
-    "node_modules/through": {
-      "version": "2.3.8",
-      "resolved": "https://registry.npmjs.org/through/-/through-2.3.8.tgz",
-      "integrity": "sha512-w89qg7PI8wAdvX60bMDP+bFoD5Dvhm9oLheFp5O4a2QF0cSBGsBX4qZmadPMvVqlLJBBci+WqGGOAPvcDeNSVg==",
-      "license": "MIT"
-    },
     "node_modules/tiny-async-pool": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/tiny-async-pool/-/tiny-async-pool-1.3.0.tgz",
@@ -10380,15 +10202,6 @@
         "node": ">= 8"
       }
     },
-    "node_modules/wordwrap": {
-      "version": "0.0.3",
-      "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
-      "integrity": "sha512-1tMA907+V4QmxV7dbRvb4/8MaRALK6q9Abid3ndMYnbyo8piisCmeONVqVSXqQA3KaP4SLt5b7ud6E2sqP8TFw==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.4.0"
-      }
-    },
     "node_modules/wrap-ansi": {
       "version": "7.0.0",
       "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
@@ -10432,28 +10245,6 @@
       "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
       "license": "ISC"
     },
-    "node_modules/xml2js": {
-      "version": "0.4.23",
-      "resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.4.23.tgz",
-      "integrity": "sha512-ySPiMjM0+pLDftHgXY4By0uswI3SPKLDw/i3UXbnO8M/p28zqexCUoPmQFrYD+/1BzhGJSs2i1ERWKJAtiLrug==",
-      "license": "MIT",
-      "dependencies": {
-        "sax": ">=0.6.0",
-        "xmlbuilder": "~11.0.0"
-      },
-      "engines": {
-        "node": ">=4.0.0"
-      }
-    },
-    "node_modules/xml2js/node_modules/xmlbuilder": {
-      "version": "11.0.1",
-      "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-11.0.1.tgz",
-      "integrity": "sha512-fDlsI/kFEx7gLvbecc0/ohLG50fugQp8ryHzMTuW9vSa1GJ0XYWKnhsUx7oie3G98+r56aTQIUB4kht42R3JvA==",
-      "license": "MIT",
-      "engines": {
-        "node": ">=4.0"
-      }
-    },
     "node_modules/xmlbuilder": {
       "version": "15.1.1",
       "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-15.1.1.tgz",
diff --git a/package.json b/package.json
index fe7db7b..0f05abe 100644
--- a/package.json
+++ b/package.json
@@ -24,7 +24,6 @@
   },
   "dependencies": {
     "@vscode/sudo-prompt": "^9.3.2",
-    "dbus-native": "^0.4.0",
     "echarts": "^6.0.0",
     "echarts-for-react": "^3.0.2",
     "electron-store": "^11.0.2",
@@ -59,7 +58,7 @@
     "sharp": "^0.34.5",
     "typescript": "^6.0.2",
     "vite": "^7.3.2",
-    "vite-plugin-electron": "^0.28.8",
+    "vite-plugin-electron": "^0.29.1",
     "vite-plugin-electron-renderer": "^0.14.6"
   },
   "pnpm": {
@@ -99,7 +98,7 @@
       "gatekeeperAssess": false,
       "entitlements": "electron/entitlements.mac.plist",
       "entitlementsInherit": "electron/entitlements.mac.plist",
-      "icon": "resources/icon.icns"
+      "icon": "resources/icons/macos/icon.icns"
     },
     "win": {
       "target": [
@@ -108,19 +107,19 @@
       "icon": "public/icon.ico",
       "extraFiles": [
         {
-          "from": "resources/msvcp140.dll",
+          "from": "resources/runtime/win32/msvcp140.dll",
           "to": "."
         },
         {
-          "from": "resources/msvcp140_1.dll",
+          "from": "resources/runtime/win32/msvcp140_1.dll",
           "to": "."
         },
         {
-          "from": "resources/vcruntime140.dll",
+          "from": "resources/runtime/win32/vcruntime140.dll",
           "to": "."
         },
         {
-          "from": "resources/vcruntime140_1.dll",
+          "from": "resources/runtime/win32/vcruntime140_1.dll",
           "to": "."
         }
       ]
@@ -136,7 +135,7 @@
       "synopsis": "WeFlow for Linux",
       "extraFiles": [
         {
-          "from": "resources/linux/install.sh",
+          "from": "resources/installer/linux/install.sh",
           "to": "install.sh"
         }
       ]
@@ -191,7 +190,7 @@
       "node_modules/sherpa-onnx-*/**/*",
       "node_modules/ffmpeg-static/**/*"
     ],
-    "icon": "resources/icon.icns"
+    "icon": "resources/icons/macos/icon.icns"
   },
   "overrides": {
     "picomatch": "^4.0.4",
diff --git a/resources/arm64/wcdb_api.dll b/resources/arm64/wcdb_api.dll
deleted file mode 100644
index 78747ac..0000000
Binary files a/resources/arm64/wcdb_api.dll and /dev/null differ
diff --git a/resources/icon.icns b/resources/icons/macos/icon.icns
similarity index 100%
rename from resources/icon.icns
rename to resources/icons/macos/icon.icns
diff --git a/resources/linux/install.sh b/resources/installer/linux/install.sh
similarity index 100%
rename from resources/linux/install.sh
rename to resources/installer/linux/install.sh
diff --git a/resources/xkey_helper_linux b/resources/key/linux/x64/xkey_helper_linux
old mode 100755
new mode 100644
similarity index 100%
rename from resources/xkey_helper_linux
rename to resources/key/linux/x64/xkey_helper_linux
diff --git a/resources/image_scan_entitlements.plist b/resources/key/macos/source/image_scan_entitlements.plist
similarity index 100%
rename from resources/image_scan_entitlements.plist
rename to resources/key/macos/source/image_scan_entitlements.plist
diff --git a/resources/image_scan_helper.c b/resources/key/macos/source/image_scan_helper.c
similarity index 100%
rename from resources/image_scan_helper.c
rename to resources/key/macos/source/image_scan_helper.c
diff --git a/resources/image_scan_helper b/resources/key/macos/universal/image_scan_helper
old mode 100755
new mode 100644
similarity index 100%
rename from resources/image_scan_helper
rename to resources/key/macos/universal/image_scan_helper
diff --git a/resources/libwx_key.dylib b/resources/key/macos/universal/libwx_key.dylib
old mode 100755
new mode 100644
similarity index 100%
rename from resources/libwx_key.dylib
rename to resources/key/macos/universal/libwx_key.dylib
diff --git a/resources/xkey_helper b/resources/key/macos/universal/xkey_helper
old mode 100755
new mode 100644
similarity index 100%
rename from resources/xkey_helper
rename to resources/key/macos/universal/xkey_helper
diff --git a/resources/xkey_helper_macos b/resources/key/macos/universal/xkey_helper_macos
similarity index 100%
rename from resources/xkey_helper_macos
rename to resources/key/macos/universal/xkey_helper_macos
diff --git a/resources/wx_key.dll b/resources/key/win32/x64/wx_key.dll
similarity index 100%
rename from resources/wx_key.dll
rename to resources/key/win32/x64/wx_key.dll
diff --git a/resources/libwcdb_api.dylib b/resources/libwcdb_api.dylib
deleted file mode 100755
index d185cfc..0000000
Binary files a/resources/libwcdb_api.dylib and /dev/null differ
diff --git a/resources/libwcdb_api.so b/resources/libwcdb_api.so
deleted file mode 100755
index d3c686a..0000000
Binary files a/resources/libwcdb_api.so and /dev/null differ
diff --git a/resources/macos/libwcdb_api.dylib b/resources/macos/libwcdb_api.dylib
deleted file mode 100755
index 26b44d2..0000000
Binary files a/resources/macos/libwcdb_api.dylib and /dev/null differ
diff --git a/resources/msvcp140.dll b/resources/runtime/win32/msvcp140.dll
similarity index 100%
rename from resources/msvcp140.dll
rename to resources/runtime/win32/msvcp140.dll
diff --git a/resources/msvcp140_1.dll b/resources/runtime/win32/msvcp140_1.dll
similarity index 100%
rename from resources/msvcp140_1.dll
rename to resources/runtime/win32/msvcp140_1.dll
diff --git a/resources/vcruntime140.dll b/resources/runtime/win32/vcruntime140.dll
similarity index 100%
rename from resources/vcruntime140.dll
rename to resources/runtime/win32/vcruntime140.dll
diff --git a/resources/vcruntime140_1.dll b/resources/runtime/win32/vcruntime140_1.dll
similarity index 100%
rename from resources/vcruntime140_1.dll
rename to resources/runtime/win32/vcruntime140_1.dll
diff --git a/resources/linux/libwcdb_api.so b/resources/wcdb/linux/x64/libwcdb_api.so
old mode 100755
new mode 100644
similarity index 66%
rename from resources/linux/libwcdb_api.so
rename to resources/wcdb/linux/x64/libwcdb_api.so
index 0fa218c..8f698f3
Binary files a/resources/linux/libwcdb_api.so and b/resources/wcdb/linux/x64/libwcdb_api.so differ
diff --git a/resources/macos/libWCDB.dylib b/resources/wcdb/macos/universal/libWCDB.dylib
old mode 100755
new mode 100644
similarity index 100%
rename from resources/macos/libWCDB.dylib
rename to resources/wcdb/macos/universal/libWCDB.dylib
diff --git a/resources/wcdb/macos/universal/libwcdb_api.dylib b/resources/wcdb/macos/universal/libwcdb_api.dylib
new file mode 100644
index 0000000..5a81c68
Binary files /dev/null and b/resources/wcdb/macos/universal/libwcdb_api.dylib differ
diff --git a/resources/arm64/WCDB.dll b/resources/wcdb/win32/arm64/WCDB.dll
similarity index 100%
rename from resources/arm64/WCDB.dll
rename to resources/wcdb/win32/arm64/WCDB.dll
diff --git a/resources/wcdb/win32/arm64/wcdb_api.dll b/resources/wcdb/win32/arm64/wcdb_api.dll
new file mode 100644
index 0000000..5f144d8
Binary files /dev/null and b/resources/wcdb/win32/arm64/wcdb_api.dll differ
diff --git a/resources/SDL2.dll b/resources/wcdb/win32/x64/SDL2.dll
similarity index 100%
rename from resources/SDL2.dll
rename to resources/wcdb/win32/x64/SDL2.dll
diff --git a/resources/WCDB.dll b/resources/wcdb/win32/x64/WCDB.dll
similarity index 100%
rename from resources/WCDB.dll
rename to resources/wcdb/win32/x64/WCDB.dll
diff --git a/resources/wcdb_api.dll b/resources/wcdb/win32/x64/wcdb_api.dll
similarity index 100%
rename from resources/wcdb_api.dll
rename to resources/wcdb/win32/x64/wcdb_api.dll
diff --git a/src/App.tsx b/src/App.tsx
index f54442d..c9c574b 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -107,44 +107,6 @@ function App() {
   const [showAnalyticsConsent, setShowAnalyticsConsent] = useState(false)
   const [analyticsConsent, setAnalyticsConsent] = useState<boolean | null>(null)
 
-  const [showWaylandWarning, setShowWaylandWarning] = useState(false)
-
-  useEffect(() => {
-    const checkWaylandStatus = async () => {
-      try {
-        // 防止在非客户端环境报错，先检查 API 是否存在
-        if (!window.electronAPI?.app?.checkWayland) return
-
-        // 通过 configService 检查是否已经弹过窗
-        const hasWarned = await window.electronAPI.config.get('waylandWarningShown')
-
-        if (!hasWarned) {
-          const isWayland = await window.electronAPI.app.checkWayland()
-          if (isWayland) {
-            setShowWaylandWarning(true)
-          }
-        }
-      } catch (e) {
-        console.error('检查 Wayland 状态失败:', e)
-      }
-    }
-
-    // 只有在协议同意之后并且已经进入主应用流程才检查
-    if (!isAgreementWindow && !isOnboardingWindow && !agreementLoading) {
-      checkWaylandStatus()
-    }
-  }, [isAgreementWindow, isOnboardingWindow, agreementLoading])
-
-  const handleDismissWaylandWarning = async () => {
-    try {
-      // 记录到本地配置中，下次不再提示
-      await window.electronAPI.config.set('waylandWarningShown', true)
-    } catch (e) {
-      console.error('保存 Wayland 提示状态失败:', e)
-    }
-    setShowWaylandWarning(false)
-  }
-
   useEffect(() => {
     if (location.pathname !== '/settings') {
       settingsBackgroundRef.current = location
@@ -339,6 +301,21 @@ function App() {
     }
   }, [setUpdateInfo, setDownloadProgress, setShowUpdateDialog, isNotificationWindow])
 
+  // 监听通知点击导航事件
+  useEffect(() => {
+    if (isNotificationWindow) return
+
+    const removeListener = window.electronAPI?.notification?.onNavigateToSession?.((sessionId: string) => {
+      if (!sessionId) return
+      // 导航到聊天页面，通过URL参数让ChatPage接收sessionId
+      navigate(`/chat?sessionId=${encodeURIComponent(sessionId)}`, { replace: true })
+    })
+
+    return () => {
+      removeListener?.()
+    }
+  }, [navigate, isNotificationWindow])
+
   // 解锁后显示暂存的更新弹窗
   useEffect(() => {
     if (!isLocked && updateInfo?.hasUpdate && !showUpdateDialog && !isDownloading) {
@@ -670,33 +647,6 @@ function App() {
         </div>
       )}
 
-      {/*{showWaylandWarning && (*/}
-      {/*  <div className="agreement-overlay">*/}
-      {/*    <div className="agreement-modal">*/}
-      {/*      <div className="agreement-header">*/}
-      {/*        <Shield size={32} />*/}
-      {/*        <h2>环境兼容性提示 (Wayland)</h2>*/}
-      {/*      </div>*/}
-      {/*      <div className="agreement-content">*/}
-      {/*        <div className="agreement-text">*/}
-      {/*          <p>检测到您当前正在使用 <strong>Wayland</strong> 显示服务器。</p>*/}
-      {/*          <p>在 Wayland 环境下，出于系统级的安全与设计机制，<strong>应用程序无法直接控制新弹出窗口的位置</strong>。</p>*/}
-      {/*          <p>这可能导致某些独立窗口（如消息通知、图片查看器等）出现位置随机、或不受控制的情况。这是底层机制导致的，对此我们无能为力。</p>*/}
-      {/*          <br />*/}
-      {/*          <p>如果您觉得窗口位置异常严重影响了使用体验，建议尝试：</p>*/}
-      {/*          <p>1. 在系统登录界面，将会话切换回 <strong>X11 (Xorg)</strong> 模式。</p>*/}
-      {/*          <p>2. 修改您的桌面管理器 (WM/DE) 配置，强制指定该应用程序的窗口规则。</p>*/}
-      {/*        </div>*/}
-      {/*      </div>*/}
-      {/*      <div className="agreement-footer">*/}
-      {/*        <div className="agreement-actions">*/}
-      {/*          <button className="btn btn-primary" onClick={handleDismissWaylandWarning}>我知道了，不再提示</button>*/}
-      {/*        </div>*/}
-      {/*      </div>*/}
-      {/*    </div>*/}
-      {/*  </div>*/}
-      {/*)}*/}     
-
       {/* 更新提示对话框 */}
       <UpdateDialog
         open={showUpdateDialog}
diff --git a/src/pages/ChatPage.scss b/src/pages/ChatPage.scss
index 8190a19..22d2e56 100644
--- a/src/pages/ChatPage.scss
+++ b/src/pages/ChatPage.scss
@@ -1965,6 +1965,10 @@
       color: var(--on-primary);
       border-radius: 18px 18px 4px 18px;
     }
+
+    .bubble-body {
+      align-items: flex-end;
+    }
   }
 
   // 对方发送的消息 - 左侧白色
@@ -1974,6 +1978,10 @@
       color: var(--text-primary);
       border-radius: 18px 18px 18px 4px;
     }
+
+    .bubble-body {
+      align-items: flex-start;
+    }
   }
 
   &.system {
@@ -2038,6 +2046,12 @@
   white-space: pre-wrap;
 }
 
+// 让文字气泡按内容收缩，不被群昵称行宽度牵连
+.message-bubble:not(.system) .bubble-content {
+  width: fit-content;
+  max-width: 100%;
+}
+
 // 表情包消息
 .message-bubble.emoji {
   .bubble-content {
diff --git a/src/pages/ChatPage.tsx b/src/pages/ChatPage.tsx
index 5e86cc5..4da71be 100644
--- a/src/pages/ChatPage.tsx
+++ b/src/pages/ChatPage.tsx
@@ -1,6 +1,6 @@
 import React, { useState, useEffect, useRef, useCallback, useMemo } from 'react'
 import { Search, MessageSquare, AlertCircle, Loader2, RefreshCw, X, ChevronDown, ChevronLeft, Info, Calendar, Database, Hash, Play, Pause, Image as ImageIcon, Mic, CheckCircle, Copy, Check, CheckSquare, Download, BarChart3, Edit2, Trash2, BellOff, Users, FolderClosed, UserCheck, Crown, Aperture, Newspaper } from 'lucide-react'
-import { useNavigate } from 'react-router-dom'
+import { useNavigate, useLocation } from 'react-router-dom'
 import { createPortal } from 'react-dom'
 import { Virtuoso, type VirtuosoHandle } from 'react-virtuoso'
 import { useShallow } from 'zustand/react/shallow'
@@ -1142,6 +1142,7 @@ function ChatPage(props: ChatPageProps) {
   const normalizedStandaloneInitialContactType = useMemo(() => String(standaloneInitialContactType || '').trim().toLowerCase(), [standaloneInitialContactType])
   const shouldHideStandaloneDetailButton = standaloneSessionWindow && normalizedStandaloneSource === 'export'
   const navigate = useNavigate()
+  const location = useLocation()
 
   const {
     isConnected,
@@ -5350,6 +5351,19 @@ function ChatPage(props: ChatPageProps) {
     selectSessionById
   ])
 
+  // 监听URL参数中的sessionId，用于通知点击导航
+  useEffect(() => {
+    if (standaloneSessionWindow) return // standalone模式由上面的useEffect处理
+    const params = new URLSearchParams(location.search)
+    const urlSessionId = params.get('sessionId')
+    if (!urlSessionId) return
+    if (!isConnected || isConnecting) return
+    if (currentSessionId === urlSessionId) return
+    selectSessionById(urlSessionId)
+    // 选中后清除URL参数，避免影响后续用户手动切换会话
+    navigate('/chat', { replace: true })
+  }, [standaloneSessionWindow, location.search, isConnected, isConnecting, currentSessionId, selectSessionById, navigate])
+
   useEffect(() => {
     if (!standaloneSessionWindow || !normalizedInitialSessionId) return
     if (!isConnected || isConnecting) {
diff --git a/src/pages/ResourcesPage.tsx b/src/pages/ResourcesPage.tsx
index f58c729..7518647 100644
--- a/src/pages/ResourcesPage.tsx
+++ b/src/pages/ResourcesPage.tsx
@@ -1,6 +1,7 @@
 import { forwardRef, memo, useCallback, useEffect, useMemo, useRef, useState, type HTMLAttributes } from 'react'
 import { Calendar, Image as ImageIcon, Loader2, PlayCircle, RefreshCw, Trash2, UserRound } from 'lucide-react'
 import { VirtuosoGrid } from 'react-virtuoso'
+import { finishBackgroundTask, registerBackgroundTask, updateBackgroundTask } from '../services/backgroundTaskMonitor'
 import './ResourcesPage.scss'
 
 type MediaTab = 'image' | 'video'
@@ -35,10 +36,14 @@ type DialogState = {
   onConfirm?: (() => void) | null
 }
 
-const PAGE_SIZE = 120
-const MAX_IMAGE_CACHE_RESOLVE_PER_TICK = 18
-const MAX_IMAGE_CACHE_PRELOAD_PER_TICK = 36
-const MAX_VIDEO_POSTER_RESOLVE_PER_TICK = 4
+const PAGE_SIZE = 96
+const MAX_IMAGE_CACHE_RESOLVE_PER_TICK = 12
+const MAX_IMAGE_CACHE_PRELOAD_PER_TICK = 24
+const MAX_VIDEO_POSTER_RESOLVE_PER_TICK = 3
+const INITIAL_IMAGE_PRELOAD_END = 48
+const INITIAL_IMAGE_RESOLVE_END = 12
+const TASK_PROGRESS_UPDATE_MIN_INTERVAL_MS = 250
+const TASK_PROGRESS_UPDATE_MAX_STEPS = 100
 
 const GridList = forwardRef<HTMLDivElement, HTMLAttributes<HTMLDivElement>>(function GridList(props, ref) {
   const { className = '', ...rest } = props
@@ -409,7 +414,13 @@ function ResourcesPage() {
     }
 
     try {
-      await window.electronAPI.chat.connect()
+      if (reset) {
+        const connectResult = await window.electronAPI.chat.connect()
+        if (!connectResult.success) {
+          setError(connectResult.error || '连接数据库失败')
+          return
+        }
+      }
       const requestOffset = reset ? 0 : nextOffset
       const streamResult = await window.electronAPI.chat.getMediaStream({
         sessionId: selectedContact === 'all' ? undefined : selectedContact,
@@ -524,7 +535,6 @@ function ResourcesPage() {
     let cancelled = false
     const run = async () => {
       try {
-        await window.electronAPI.chat.connect()
         const sessionResult = await window.electronAPI.chat.getSessions()
         if (!cancelled && sessionResult.success && Array.isArray(sessionResult.sessions)) {
           const initialNameMap: Record<string, string> = {}
@@ -674,7 +684,10 @@ function ResourcesPage() {
     resolvingImageCacheBatchRef.current = true
     void (async () => {
       try {
-        const result = await window.electronAPI.image.resolveCacheBatch(payloads, { disableUpdateCheck: true })
+        const result = await window.electronAPI.image.resolveCacheBatch(payloads, {
+          disableUpdateCheck: true,
+          allowCacheIndex: false
+        })
         const rows = Array.isArray(result?.rows) ? result.rows : []
         const pathPatch: Record<string, string> = {}
         const updatePatch: Record<string, boolean> = {}
@@ -741,7 +754,10 @@ function ResourcesPage() {
       if (payloads.length >= MAX_IMAGE_CACHE_PRELOAD_PER_TICK) break
     }
     if (payloads.length === 0) return
-    void window.electronAPI.image.preload(payloads, { allowDecrypt: false })
+    void window.electronAPI.image.preload(payloads, {
+      allowDecrypt: false,
+      allowCacheIndex: false
+    })
   }, [displayItems])
 
   const resolveItemVideoMd5 = useCallback(async (item: MediaStreamItem): Promise<string> => {
@@ -813,14 +829,18 @@ function ResourcesPage() {
     if (!pending) return
     pendingRangeRef.current = null
     if (tab === 'image') {
-      preloadImageCacheRange(pending.start - 8, pending.end + 32)
-      resolveImageCacheRange(pending.start - 2, pending.end + 8)
+      preloadImageCacheRange(pending.start - 4, pending.end + 20)
+      resolveImageCacheRange(pending.start - 1, pending.end + 6)
       return
     }
     resolvePosterRange(pending.start, pending.end)
   }, [preloadImageCacheRange, resolveImageCacheRange, resolvePosterRange, tab])
 
   const scheduleRangeResolve = useCallback((start: number, end: number) => {
+    const previous = pendingRangeRef.current
+    if (previous && start >= previous.start && end <= previous.end) {
+      return
+    }
     pendingRangeRef.current = { start, end }
     if (rangeTimerRef.current !== null) {
       window.clearTimeout(rangeTimerRef.current)
@@ -832,8 +852,8 @@ function ResourcesPage() {
   useEffect(() => {
     if (displayItems.length === 0) return
     if (tab === 'image') {
-      preloadImageCacheRange(0, Math.min(displayItems.length - 1, 80))
-      resolveImageCacheRange(0, Math.min(displayItems.length - 1, 20))
+      preloadImageCacheRange(0, Math.min(displayItems.length - 1, INITIAL_IMAGE_PRELOAD_END))
+      resolveImageCacheRange(0, Math.min(displayItems.length - 1, INITIAL_IMAGE_RESOLVE_END))
       return
     }
     resolvePosterRange(0, Math.min(displayItems.length - 1, 12))
@@ -1057,25 +1077,61 @@ function ResourcesPage() {
 
     setBatchBusy(true)
     let success = 0
+    let failed = 0
     const previewPatch: Record<string, string> = {}
     const updatePatch: Record<string, boolean> = {}
+    const taskId = registerBackgroundTask({
+      sourcePage: 'other',
+      title: '资源页图片批量解密',
+      detail: `正在解密图片（0/${imageItems.length}）`,
+      progressText: `0 / ${imageItems.length}`,
+      cancelable: false
+    })
     try {
+      let completed = 0
+      const progressStep = Math.max(1, Math.floor(imageItems.length / TASK_PROGRESS_UPDATE_MAX_STEPS))
+      let lastProgressBucket = 0
+      let lastProgressUpdateAt = Date.now()
+      const updateTaskProgress = (force: boolean = false) => {
+        const now = Date.now()
+        const bucket = Math.floor(completed / progressStep)
+        const crossedBucket = bucket !== lastProgressBucket
+        const intervalReached = now - lastProgressUpdateAt >= TASK_PROGRESS_UPDATE_MIN_INTERVAL_MS
+        if (!force && !crossedBucket && !intervalReached) return
+        updateBackgroundTask(taskId, {
+          detail: `正在解密图片（${completed}/${imageItems.length}）`,
+          progressText: `${completed} / ${imageItems.length}`
+        })
+        lastProgressBucket = bucket
+        lastProgressUpdateAt = now
+      }
       for (const item of imageItems) {
-        if (!item.imageMd5 && !item.imageDatName) continue
+        if (!item.imageMd5 && !item.imageDatName) {
+          failed += 1
+          completed += 1
+          updateTaskProgress()
+          continue
+        }
         const result = await window.electronAPI.image.decrypt({
           sessionId: item.sessionId,
           imageMd5: item.imageMd5 || undefined,
           imageDatName: item.imageDatName || undefined,
           force: true
         })
-        if (!result?.success) continue
-        success += 1
-        if (result.localPath) {
-          const key = getItemKey(item)
-          previewPatch[key] = result.localPath
-          updatePatch[key] = isLikelyThumbnailPreview(result.localPath)
+        if (!result?.success) {
+          failed += 1
+        } else {
+          success += 1
+          if (result.localPath) {
+            const key = getItemKey(item)
+            previewPatch[key] = result.localPath
+            updatePatch[key] = isLikelyThumbnailPreview(result.localPath)
+          }
         }
+        completed += 1
+        updateTaskProgress()
       }
+      updateTaskProgress(true)
 
       if (Object.keys(previewPatch).length > 0) {
         setPreviewPathMap((prev) => ({ ...prev, ...previewPatch }))
@@ -1083,8 +1139,17 @@ function ResourcesPage() {
       if (Object.keys(updatePatch).length > 0) {
         setPreviewUpdateMap((prev) => ({ ...prev, ...updatePatch }))
       }
-      setActionMessage(`批量解密完成：成功 ${success}，失败 ${imageItems.length - success}`)
-      showAlert(`批量解密完成：成功 ${success}，失败 ${imageItems.length - success}`, '批量解密完成')
+      setActionMessage(`批量解密完成：成功 ${success}，失败 ${failed}`)
+      showAlert(`批量解密完成：成功 ${success}，失败 ${failed}`, '批量解密完成')
+      finishBackgroundTask(taskId, success > 0 || failed === 0 ? 'completed' : 'failed', {
+        detail: `资源页图片批量解密完成：成功 ${success}，失败 ${failed}`,
+        progressText: `成功 ${success} / 失败 ${failed}`
+      })
+    } catch (e) {
+      finishBackgroundTask(taskId, 'failed', {
+        detail: `资源页图片批量解密失败：${String(e)}`
+      })
+      showAlert(`批量解密失败：${String(e)}`, '批量解密失败')
     } finally {
       setBatchBusy(false)
     }
diff --git a/src/pages/SettingsPage.tsx b/src/pages/SettingsPage.tsx
index 316228c..2d6c3f2 100644
--- a/src/pages/SettingsPage.tsx
+++ b/src/pages/SettingsPage.tsx
@@ -10,12 +10,13 @@ import {
   Eye, EyeOff, FolderSearch, FolderOpen, Search, Copy,
   RotateCcw, Trash2, Plug, Check, Sun, Moon, Monitor,
   Palette, Database, HardDrive, Info, RefreshCw, ChevronDown, Download, Mic,
-  ShieldCheck, Fingerprint, Lock, KeyRound, Bell, Globe, BarChart2, X, UserRound
+  ShieldCheck, Fingerprint, Lock, KeyRound, Bell, Globe, BarChart2, X, UserRound,
+  Sparkles, Loader2, CheckCircle2, XCircle
 } from 'lucide-react'
 import { Avatar } from '../components/Avatar'
 import './SettingsPage.scss'
 
-type SettingsTab = 'appearance' | 'notification' | 'antiRevoke' | 'database' | 'models' | 'cache' | 'api' | 'updates' | 'security' | 'about' | 'analytics'
+type SettingsTab = 'appearance' | 'notification' | 'antiRevoke' | 'database' | 'models' | 'cache' | 'api' | 'updates' | 'security' | 'about' | 'analytics' | 'insight'
 
 const tabs: { id: SettingsTab; label: string; icon: React.ElementType }[] = [
   { id: 'appearance', label: '外观', icon: Palette },
@@ -26,6 +27,7 @@ const tabs: { id: SettingsTab; label: string; icon: React.ElementType }[] = [
   { id: 'cache', label: '缓存', icon: HardDrive },
   { id: 'api', label: 'API 服务', icon: Globe },
   { id: 'analytics', label: '分析', icon: BarChart2 },
+  { id: 'insight', label: 'AI 见解', icon: Sparkles },
   { id: 'security', label: '安全', icon: ShieldCheck },
   { id: 'updates', label: '版本更新', icon: RefreshCw },
   { id: 'about', label: '关于', icon: Info }
@@ -123,7 +125,7 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
 
     setHttpApiToken(token)
     await configService.setHttpApiToken(token)
-    showMessage('已生成并保存新的 Access Token', true)
+    showMessage('已生成��保存新的 Access Token', true)
   }
 
   const clearApiToken = async () => {
@@ -213,22 +215,28 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
 
   const isClearingCache = isClearingAnalyticsCache || isClearingImageCache || isClearingAllCache
 
-  const [isWayland, setIsWayland] = useState(false)
-  useEffect(() => {
-    const checkWaylandStatus = async () => {
-      if (window.electronAPI?.app?.checkWayland) {
-        try {
-          const wayland = await window.electronAPI.app.checkWayland()
-          setIsWayland(wayland)
-        } catch (e) {
-          console.error('检查 Wayland 状态失败:', e)
-        }
-      }
-    }
-    checkWaylandStatus()
-  }, [])
-
-
+  // AI 见解 state
+  const [aiInsightEnabled, setAiInsightEnabled] = useState(false)
+  const [aiInsightApiBaseUrl, setAiInsightApiBaseUrl] = useState('')
+  const [aiInsightApiKey, setAiInsightApiKey] = useState('')
+  const [aiInsightApiModel, setAiInsightApiModel] = useState('gpt-4o-mini')
+  const [aiInsightSilenceDays, setAiInsightSilenceDays] = useState(3)
+  const [aiInsightAllowContext, setAiInsightAllowContext] = useState(false)
+  const [isTestingInsight, setIsTestingInsight] = useState(false)
+  const [insightTestResult, setInsightTestResult] = useState<{ success: boolean; message: string } | null>(null)
+  const [showInsightApiKey, setShowInsightApiKey] = useState(false)
+  const [isTriggeringInsightTest, setIsTriggeringInsightTest] = useState(false)
+  const [insightTriggerResult, setInsightTriggerResult] = useState<{ success: boolean; message: string } | null>(null)
+  const [aiInsightWhitelistEnabled, setAiInsightWhitelistEnabled] = useState(false)
+  const [aiInsightWhitelist, setAiInsightWhitelist] = useState<Set<string>>(new Set())
+  const [insightWhitelistSearch, setInsightWhitelistSearch] = useState('')
+  const [aiInsightCooldownMinutes, setAiInsightCooldownMinutes] = useState(120)
+  const [aiInsightScanIntervalHours, setAiInsightScanIntervalHours] = useState(4)
+  const [aiInsightContextCount, setAiInsightContextCount] = useState(40)
+  const [aiInsightSystemPrompt, setAiInsightSystemPrompt] = useState('')
+  const [aiInsightTelegramEnabled, setAiInsightTelegramEnabled] = useState(false)
+  const [aiInsightTelegramToken, setAiInsightTelegramToken] = useState('')
+  const [aiInsightTelegramChatIds, setAiInsightTelegramChatIds] = useState('')
 
   // 检查 Hello 可用性
   useEffect(() => {
@@ -438,6 +446,37 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
 
       if (savedWhisperModelDir) setWhisperModelDir(savedWhisperModelDir)
 
+      // 加载 AI 见解配置
+      const savedAiInsightEnabled = await configService.getAiInsightEnabled()
+      const savedAiInsightApiBaseUrl = await configService.getAiInsightApiBaseUrl()
+      const savedAiInsightApiKey = await configService.getAiInsightApiKey()
+      const savedAiInsightApiModel = await configService.getAiInsightApiModel()
+      const savedAiInsightSilenceDays = await configService.getAiInsightSilenceDays()
+  const savedAiInsightAllowContext = await configService.getAiInsightAllowContext()
+  const savedAiInsightWhitelistEnabled = await configService.getAiInsightWhitelistEnabled()
+  const savedAiInsightWhitelist = await configService.getAiInsightWhitelist()
+  const savedAiInsightCooldownMinutes = await configService.getAiInsightCooldownMinutes()
+  const savedAiInsightScanIntervalHours = await configService.getAiInsightScanIntervalHours()
+  const savedAiInsightContextCount = await configService.getAiInsightContextCount()
+  const savedAiInsightSystemPrompt = await configService.getAiInsightSystemPrompt()
+  const savedAiInsightTelegramEnabled = await configService.getAiInsightTelegramEnabled()
+  const savedAiInsightTelegramToken = await configService.getAiInsightTelegramToken()
+  const savedAiInsightTelegramChatIds = await configService.getAiInsightTelegramChatIds()
+  setAiInsightEnabled(savedAiInsightEnabled)
+  setAiInsightApiBaseUrl(savedAiInsightApiBaseUrl)
+  setAiInsightApiKey(savedAiInsightApiKey)
+  setAiInsightApiModel(savedAiInsightApiModel)
+  setAiInsightSilenceDays(savedAiInsightSilenceDays)
+  setAiInsightAllowContext(savedAiInsightAllowContext)
+  setAiInsightWhitelistEnabled(savedAiInsightWhitelistEnabled)
+  setAiInsightWhitelist(new Set(savedAiInsightWhitelist))
+  setAiInsightCooldownMinutes(savedAiInsightCooldownMinutes)
+  setAiInsightScanIntervalHours(savedAiInsightScanIntervalHours)
+  setAiInsightContextCount(savedAiInsightContextCount)
+  setAiInsightSystemPrompt(savedAiInsightSystemPrompt)
+  setAiInsightTelegramEnabled(savedAiInsightTelegramEnabled)
+  setAiInsightTelegramToken(savedAiInsightTelegramToken)
+  setAiInsightTelegramChatIds(savedAiInsightTelegramChatIds)
 
     } catch (e: any) {
       console.error('加载配置失败:', e)
@@ -579,7 +618,7 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
       showMessage(`已切换到${channelLabel}更新渠道，正在检查更新`, true)
       await handleCheckUpdate()
     } catch (e: any) {
-      showMessage(`切换更新渠道失败: ${e}`, false)
+      showMessage(`切换更新渠道��败: ${e}`, false)
     }
   }
 
@@ -820,16 +859,19 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
   }
 
   useEffect(() => {
-    if (activeTab !== 'antiRevoke') return
+    if (activeTab !== 'antiRevoke' && activeTab !== 'insight') return
     let canceled = false
     ;(async () => {
       try {
+        // 两个 Tab 都需要会话列表；antiRevoke 还需要额外检查防撤回状态
         const sessionIds = await ensureAntiRevokeSessionsLoaded()
         if (canceled) return
-        await handleRefreshAntiRevokeStatus(sessionIds)
+        if (activeTab === 'antiRevoke') {
+          await handleRefreshAntiRevokeStatus(sessionIds)
+        }
       } catch (e: any) {
         if (!canceled) {
-          showMessage(`加载防撤回会话失败: ${e?.message || String(e)}`, false)
+          showMessage(`加载会话失败: ${e?.message || String(e)}`, false)
         }
       }
     })()
@@ -1171,7 +1213,7 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
       if (result.success && result.aesKey) {
         if (typeof result.xorKey === 'number') setImageXorKey(`0x${result.xorKey.toString(16).toUpperCase().padStart(2, '0')}`)
         setImageAesKey(result.aesKey)
-        setImageKeyStatus('已获取图片密钥')
+        setImageKeyStatus('已获取图片��钥')
         showMessage('已自动获取图片密钥', true)
         const newXorKey = typeof result.xorKey === 'number' ? result.xorKey : 0
         const newAesKey = result.aesKey
@@ -1637,11 +1679,6 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
         <div className="form-group">
           <label>通知显示位置</label>
           <span className="form-hint">选择通知弹窗在屏幕上的显示位置</span>
-          {isWayland && (
-              <span className="form-hint" style={{ color: '#ff4d4f', marginTop: '4px', display: 'block' }}>
-              ⚠️ 注意：Wayland 环境下该配置可能无效！
-            </span>
-          )}
           <div className="custom-select">
             <div
               className={`custom-select-trigger ${positionDropdownOpen ? 'open' : ''}`}
@@ -2451,6 +2488,627 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
     showMessage(enabled ? '已开启主动推送' : '已关闭主动推送', true)
   }
 
+  const handleTestInsightConnection = async () => {
+    setIsTestingInsight(true)
+    setInsightTestResult(null)
+    try {
+      const result = await (window.electronAPI as any).insight.testConnection()
+      setInsightTestResult(result)
+    } catch (e: any) {
+      setInsightTestResult({ success: false, message: `调用失败：${e?.message || String(e)}` })
+    } finally {
+      setIsTestingInsight(false)
+    }
+  }
+
+  const renderInsightTab = () => (
+    <div className="tab-content">
+      {/* 总开关 */}
+      <div className="form-group">
+        <label>AI 见解</label>
+        <span className="form-hint">
+          开启后，AI 会在后台默默分析聊天数据，在合适的时机通过右下角弹窗送出一针见血的见解——例如提醒你久未联系的朋友，或对你刚刚的对话提出回复建议。默认关闭，所有分析均在本地发起请求，不经过任何第三方中间服务。
+        </span>
+        <div className="log-toggle-line">
+          <span className="log-status">{aiInsightEnabled ? '已开启' : '已关闭'}</span>
+          <label className="switch">
+            <input
+              type="checkbox"
+              checked={aiInsightEnabled}
+              onChange={async (e) => {
+                const val = e.target.checked
+                setAiInsightEnabled(val)
+                await configService.setAiInsightEnabled(val)
+                showMessage(val ? 'AI 见解已开启' : 'AI 见解已关闭', true)
+              }}
+            />
+            <span className="switch-slider" />
+          </label>
+        </div>
+      </div>
+
+      <div className="divider" />
+
+      {/* API 配置 */}
+      <div className="form-group">
+        <label>API 地址</label>
+        <span className="form-hint">
+          填写 OpenAI 兼容接口的 <strong>Base URL</strong>，末尾<strong>不要加斜杠</strong>。
+          程序会自动拼接 <code>/chat/completions</code>。
+          <br />
+          示例：<code>https://api.ohmygpt.com/v1</code> 或 <code>https://api.openai.com/v1</code>
+        </span>
+        <input
+          type="text"
+          className="field-input"
+          value={aiInsightApiBaseUrl}
+          placeholder="https://api.ohmygpt.com/v1"
+          onChange={(e) => {
+            const val = e.target.value
+            setAiInsightApiBaseUrl(val)
+            scheduleConfigSave('aiInsightApiBaseUrl', () => configService.setAiInsightApiBaseUrl(val))
+          }}
+          style={{ fontFamily: 'monospace' }}
+        />
+      </div>
+
+      <div className="form-group">
+        <label>API Key</label>
+        <span className="form-hint">
+          你的 API Key，保存后经过系统加密存储，不会明文写入磁盘。
+        </span>
+        <div style={{ display: 'flex', gap: '8px', marginTop: '8px' }}>
+          <input
+            type={showInsightApiKey ? 'text' : 'password'}
+            className="field-input"
+            value={aiInsightApiKey}
+            placeholder="sk-..."
+            onChange={(e) => {
+              const val = e.target.value
+              setAiInsightApiKey(val)
+              scheduleConfigSave('aiInsightApiKey', () => configService.setAiInsightApiKey(val))
+            }}
+            style={{ flex: 1, fontFamily: 'monospace' }}
+          />
+          <button
+            className="btn btn-secondary"
+            onClick={() => setShowInsightApiKey(!showInsightApiKey)}
+            title={showInsightApiKey ? '隐藏' : '显示'}
+          >
+            {showInsightApiKey ? <EyeOff size={14} /> : <Eye size={14} />}
+          </button>
+          {aiInsightApiKey && (
+            <button
+              className="btn btn-danger"
+              onClick={async () => {
+                setAiInsightApiKey('')
+                await configService.setAiInsightApiKey('')
+              }}
+              title="清除 Key"
+            >
+              <Trash2 size={14} />
+            </button>
+          )}
+        </div>
+      </div>
+
+      <div className="form-group">
+        <label>模型名称</label>
+        <span className="form-hint">
+          填写你的 API 提供商支持的模型名，建议使用综合能力较强的模型以获得有洞察力的见解。
+          <br />
+          常用示例：<code>gpt-4o-mini</code>、<code>gpt-4o</code>、<code>deepseek-chat</code>、<code>claude-3-5-haiku-20241022</code>
+        </span>
+        <input
+          type="text"
+          className="field-input"
+          value={aiInsightApiModel}
+          placeholder="gpt-4o-mini"
+          onChange={(e) => {
+            const val = e.target.value.trim() || 'gpt-4o-mini'
+            setAiInsightApiModel(val)
+            scheduleConfigSave('aiInsightApiModel', () => configService.setAiInsightApiModel(val))
+          }}
+          style={{ width: 260, fontFamily: 'monospace' }}
+        />
+      </div>
+
+      {/* 测试连接 + 触发测试 */}
+      <div className="form-group">
+        <label>调试工具</label>
+        <span className="form-hint">
+          先用"测试 API 连接"确认 Key 和 URL 填写正确，再用"立即触发测试见解"验证完整链路（数据库→API→弹窗）。触发后请留意右下角通知弹窗。
+        </span>
+        <div style={{ display: 'flex', flexDirection: 'column', gap: '10px', marginTop: '10px' }}>
+          {/* 测试 API 连接 */}
+          <div style={{ display: 'flex', alignItems: 'center', gap: '12px', flexWrap: 'wrap' }}>
+            <button
+              className="btn btn-secondary"
+              onClick={handleTestInsightConnection}
+              disabled={isTestingInsight || !aiInsightApiBaseUrl || !aiInsightApiKey}
+            >
+              {isTestingInsight ? (
+                <><Loader2 size={14} style={{ marginRight: 4, animation: 'spin 1s linear infinite' }} />测试中...</>
+              ) : (
+                <>测试 API 连接</>
+              )}
+            </button>
+            {insightTestResult && (
+              <span style={{ display: 'flex', alignItems: 'center', gap: 6, fontSize: 13, color: insightTestResult.success ? 'var(--color-success, #22c55e)' : 'var(--color-danger, #ef4444)' }}>
+                {insightTestResult.success ? <CheckCircle2 size={14} /> : <XCircle size={14} />}
+                {insightTestResult.message}
+              </span>
+            )}
+          </div>
+          {/* 触发测试见解 */}
+          <div style={{ display: 'flex', alignItems: 'center', gap: '12px', flexWrap: 'wrap' }}>
+            <button
+              className="btn btn-secondary"
+              onClick={async () => {
+                setIsTriggeringInsightTest(true)
+                setInsightTriggerResult(null)
+                try {
+                  const result = await (window.electronAPI as any).insight.triggerTest()
+                  setInsightTriggerResult(result)
+                } catch (e: any) {
+                  setInsightTriggerResult({ success: false, message: `调用失败：${e?.message || String(e)}` })
+                } finally {
+                  setIsTriggeringInsightTest(false)
+                }
+              }}
+              disabled={isTriggeringInsightTest || !aiInsightEnabled || !aiInsightApiBaseUrl || !aiInsightApiKey}
+              title={!aiInsightEnabled ? '请先开启 AI 见解总开关' : ''}
+            >
+              {isTriggeringInsightTest ? (
+                <><Loader2 size={14} style={{ marginRight: 4, animation: 'spin 1s linear infinite' }} />触发中...</>
+              ) : (
+                <>立即触发测试见解</>
+              )}
+            </button>
+            {insightTriggerResult && (
+              <span style={{ display: 'flex', alignItems: 'center', gap: 6, fontSize: 13, color: insightTriggerResult.success ? 'var(--color-success, #22c55e)' : 'var(--color-danger, #ef4444)' }}>
+                {insightTriggerResult.success ? <CheckCircle2 size={14} /> : <XCircle size={14} />}
+                {insightTriggerResult.message}
+              </span>
+            )}
+          </div>
+        </div>
+      </div>
+
+      <div className="divider" />
+
+      {/* 行为配置 */}
+      <div className="form-group">
+        <label>活跃触发冷却期（分钟）</label>
+        <span className="form-hint">
+          有新消息时触发活跃分析的冷却时间。设为 <strong>0</strong> 表示无冷却，每条新消息都可能触发见解（AI 言论自由模式）。建议按需调整，费用自理。
+        </span>
+        <input
+          type="number"
+          className="field-input"
+          value={aiInsightCooldownMinutes}
+          min={0}
+          max={10080}
+          onChange={(e) => {
+            const val = Math.max(0, parseInt(e.target.value, 10) || 0)
+            setAiInsightCooldownMinutes(val)
+            scheduleConfigSave('aiInsightCooldownMinutes', () => configService.setAiInsightCooldownMinutes(val))
+          }}
+          style={{ width: 120 }}
+        />
+        {aiInsightCooldownMinutes === 0 && (
+          <span style={{ marginLeft: 10, fontSize: 12, color: 'var(--color-warning, #f59e0b)' }}>
+            无冷却 — 每次 DB 变更均可触发
+          </span>
+        )}
+      </div>
+
+      <div className="form-group">
+        <label>沉默联系人扫描间隔（小时）</label>
+        <span className="form-hint">
+          多久扫描一次沉默联系人。重启生效。最小 0.1 小时（6 分钟）。
+        </span>
+        <input
+          type="number"
+          className="field-input"
+          value={aiInsightScanIntervalHours}
+          min={0.1}
+          max={168}
+          step={0.5}
+          onChange={(e) => {
+            const val = Math.max(0.1, parseFloat(e.target.value) || 4)
+            setAiInsightScanIntervalHours(val)
+            scheduleConfigSave('aiInsightScanIntervalHours', () => configService.setAiInsightScanIntervalHours(val))
+          }}
+          style={{ width: 120 }}
+        />
+      </div>
+
+      <div className="form-group">
+        <label>沉默联系人阈值（天）</label>
+        <span className="form-hint">
+          与某私聊联系人超过此天数没有消息往来时，触发沉默类见解。
+        </span>
+        <input
+          type="number"
+          className="field-input"
+          value={aiInsightSilenceDays}
+          min={1}
+          max={365}
+          onChange={(e) => {
+            const val = Math.max(1, parseInt(e.target.value, 10) || 3)
+            setAiInsightSilenceDays(val)
+            scheduleConfigSave('aiInsightSilenceDays', () => configService.setAiInsightSilenceDays(val))
+          }}
+          style={{ width: 100 }}
+        />
+      </div>
+
+      <div className="form-group">
+        <label>允许发送近期对话内容用于分析</label>
+        <span className="form-hint">
+          开启后，触发见解时会将该联系人最近 N 条聊天记录发送给 AI，分析质量显著提升。
+          <br />
+          <strong>关闭时</strong>：AI 仅知道统计摘要（沉默天数等），输出质量较低。
+          <br />
+          <strong>开启时</strong>：聊天文本内容（不含图片、语音）会通过你配置的 API 发送给模型提供商。请确认你信任该服务商。
+        </span>
+        <div className="log-toggle-line">
+          <span className="log-status">{aiInsightAllowContext ? '已授权' : '未授权'}</span>
+          <label className="switch">
+            <input
+              type="checkbox"
+              checked={aiInsightAllowContext}
+              onChange={async (e) => {
+                const val = e.target.checked
+                setAiInsightAllowContext(val)
+                await configService.setAiInsightAllowContext(val)
+              }}
+            />
+            <span className="switch-slider" />
+          </label>
+        </div>
+      </div>
+
+      {aiInsightAllowContext && (
+        <div className="form-group">
+          <label>发送近期对话条数</label>
+          <span className="form-hint">
+            发送给 AI 的聊天记录最大条数。条数越多分析越准确，token 消耗也越多。
+          </span>
+          <input
+            type="number"
+            className="field-input"
+            value={aiInsightContextCount}
+            min={1}
+            max={200}
+            onChange={(e) => {
+              const val = Math.max(1, Math.min(200, parseInt(e.target.value, 10) || 40))
+              setAiInsightContextCount(val)
+              scheduleConfigSave('aiInsightContextCount', () => configService.setAiInsightContextCount(val))
+            }}
+            style={{ width: 100 }}
+          />
+        </div>
+      )}
+
+      <div className="divider" />
+
+      {/* 自定义 System Prompt */}
+      {(() => {
+        const DEFAULT_SYSTEM_PROMPT = `你是用户的私人关系观察助手，名叫"见解"。你的任务是主动提供有价值的观察和建议。
+
+要求：
+1. 必须给出见解。基于聊天记录分析对方情绪、话题趋势、关系动态，或给出回复建议、聊天话题推荐。
+2. 控制在 80 字以内，直接、具体、一针见血。不要废话。
+3. 输出纯文本，不使用 Markdown。
+4. 只有在完全没有任何可说的内容时（比如对话只有一条"嗯"），才回复"SKIP"。绝大多数情况下你应该输出见解。`
+
+        // 展示值：有自定义内容时显示自定义内容，否则显示默认值（可直接编辑）
+        const displayValue = aiInsightSystemPrompt || DEFAULT_SYSTEM_PROMPT
+
+        return (
+          <div className="form-group">
+            <div style={{ display: 'flex', alignItems: 'center', justifyContent: 'space-between', marginBottom: 6 }}>
+              <label style={{ marginBottom: 0 }}>自定义 AI 见解提示词</label>
+              <button
+                className="button-secondary"
+                style={{ fontSize: 12, padding: '3px 10px' }}
+                onClick={async () => {
+                  // 恢复默认：清空自定义值，UI 回到显示默认内容的状态
+                  setAiInsightSystemPrompt('')
+                  await configService.setAiInsightSystemPrompt('')
+                }}
+              >
+                恢复默认
+              </button>
+            </div>
+            <span className="form-hint">
+              当前显示内置默认提示词，可直接编辑修改。修改后立即生效，无需重启。可变的统计信息（触发次数、对话内容）会自动附加在用户消息里，无需在此填写。
+            </span>
+            <textarea
+              className="field-input"
+              rows={8}
+              style={{ width: '100%', resize: 'vertical', fontFamily: 'monospace', fontSize: 12 }}
+              value={displayValue}
+              onChange={(e) => {
+                const val = e.target.value
+                // 如果用户把内容改得和默认值一样，仍存自定义值（不影响功能）
+                setAiInsightSystemPrompt(val)
+                scheduleConfigSave('aiInsightSystemPrompt', () => configService.setAiInsightSystemPrompt(val))
+              }}
+            />
+          </div>
+        )
+      })()}
+
+      <div className="divider" />
+
+      {/* Telegram 推送 */}
+      <div className="form-group">
+        <label>Telegram Bot 推送</label>
+        <span className="form-hint">
+          开启后，见解同时推送到指定 Telegram 用户/群组，方便手机即时收到通知。需要先创建 Bot 并获取 Token（通过 @BotFather），Chat ID 可通过 @userinfobot 获取，多个 ID 用英文逗号分隔。
+        </span>
+        <div className="log-toggle-line">
+          <span className="log-status">{aiInsightTelegramEnabled ? '已启用' : '未启用'}</span>
+          <label className="switch">
+            <input
+              type="checkbox"
+              checked={aiInsightTelegramEnabled}
+              onChange={async (e) => {
+                const val = e.target.checked
+                setAiInsightTelegramEnabled(val)
+                await configService.setAiInsightTelegramEnabled(val)
+              }}
+            />
+            <span className="switch-slider" />
+          </label>
+        </div>
+      </div>
+
+      {aiInsightTelegramEnabled && (
+        <>
+          <div className="form-group">
+            <label>Bot Token</label>
+            <input
+              type="password"
+              className="field-input"
+              style={{ width: '100%' }}
+              placeholder="110201543:AAHdqTcvCH1vGWJxfSeofSAs0K5PALDsaw"
+              value={aiInsightTelegramToken}
+              onChange={(e) => {
+                const val = e.target.value
+                setAiInsightTelegramToken(val)
+                scheduleConfigSave('aiInsightTelegramToken', () => configService.setAiInsightTelegramToken(val))
+              }}
+            />
+          </div>
+          <div className="form-group">
+            <label>Chat ID（支持英文逗号分隔多个）</label>
+            <input
+              type="text"
+              className="field-input"
+              style={{ width: '100%' }}
+              placeholder="123456789, -987654321"
+              value={aiInsightTelegramChatIds}
+              onChange={(e) => {
+                const val = e.target.value
+                setAiInsightTelegramChatIds(val)
+                scheduleConfigSave('aiInsightTelegramChatIds', () => configService.setAiInsightTelegramChatIds(val))
+              }}
+            />
+          </div>
+        </>
+      )}
+
+      <div className="divider" />
+
+      {/* 对话白名单 */}
+      {(() => {
+        const sortedSessions = [...chatSessions].sort((a, b) => (b.sortTimestamp || 0) - (a.sortTimestamp || 0))
+        const keyword = insightWhitelistSearch.trim().toLowerCase()
+        const filteredSessions = sortedSessions.filter((s) => {
+          const id = s.username?.trim() || ''
+          if (!id || id.endsWith('@chatroom') || id.toLowerCase().includes('placeholder')) return false
+          if (!keyword) return true
+          return (
+            String(s.displayName || '').toLowerCase().includes(keyword) ||
+            id.toLowerCase().includes(keyword)
+          )
+        })
+        const filteredIds = filteredSessions.map((s) => s.username)
+        const selectedCount = aiInsightWhitelist.size
+        const selectedInFilteredCount = filteredIds.filter((id) => aiInsightWhitelist.has(id)).length
+        const allFilteredSelected = filteredIds.length > 0 && selectedInFilteredCount === filteredIds.length
+
+        const toggleSession = (id: string) => {
+          setAiInsightWhitelist((prev) => {
+            const next = new Set(prev)
+            if (next.has(id)) next.delete(id)
+            else next.add(id)
+            return next
+          })
+        }
+
+        const saveWhitelist = async (next: Set<string>) => {
+          await configService.setAiInsightWhitelist(Array.from(next))
+        }
+
+        const selectAllFiltered = () => {
+          setAiInsightWhitelist((prev) => {
+            const next = new Set(prev)
+            for (const id of filteredIds) next.add(id)
+            void saveWhitelist(next)
+            return next
+          })
+        }
+
+        const clearSelection = () => {
+          const next = new Set<string>()
+          setAiInsightWhitelist(next)
+          void saveWhitelist(next)
+        }
+
+        return (
+          <div className="anti-revoke-tab">
+            <div className="anti-revoke-hero">
+              <div className="anti-revoke-hero-main">
+                <h3>对话白名单</h3>
+                <p>
+                  开启后，AI 见解仅对勾选的私聊对话生效，未勾选的对话将被完全忽略。关闭时对所有私聊均生效。
+                </p>
+              </div>
+              <div className="anti-revoke-metrics">
+                <div className="anti-revoke-metric is-total">
+                  <span className="label">私聊总数</span>
+                  <span className="value">{filteredIds.length + (keyword ? 0 : 0)}</span>
+                </div>
+                <div className="anti-revoke-metric is-installed">
+                  <span className="label">已选中</span>
+                  <span className="value">{selectedCount}</span>
+                </div>
+              </div>
+            </div>
+
+            <div className="log-toggle-line" style={{ marginBottom: 12 }}>
+              <span className="log-status" style={{ fontWeight: 600 }}>
+                {aiInsightWhitelistEnabled ? '白名单已启用（仅对勾选对话生效）' : '白名单未启用（对所有私聊生效）'}
+              </span>
+              <label className="switch">
+                <input
+                  type="checkbox"
+                  checked={aiInsightWhitelistEnabled}
+                  onChange={async (e) => {
+                    const val = e.target.checked
+                    setAiInsightWhitelistEnabled(val)
+                    await configService.setAiInsightWhitelistEnabled(val)
+                  }}
+                />
+                <span className="switch-slider" />
+              </label>
+            </div>
+
+            <div className="anti-revoke-control-card">
+              <div className="anti-revoke-toolbar">
+                <div className="filter-search-box anti-revoke-search">
+                  <Search size={14} />
+                  <input
+                    type="text"
+                    placeholder="搜索私聊对话..."
+                    value={insightWhitelistSearch}
+                    onChange={(e) => setInsightWhitelistSearch(e.target.value)}
+                  />
+                </div>
+                <div className="anti-revoke-toolbar-actions">
+                  <div className="anti-revoke-btn-group">
+                    <button
+                      className="btn btn-secondary btn-sm"
+                      onClick={selectAllFiltered}
+                      disabled={filteredIds.length === 0 || allFilteredSelected}
+                    >
+                      全选
+                    </button>
+                    <button
+                      className="btn btn-secondary btn-sm"
+                      onClick={clearSelection}
+                      disabled={selectedCount === 0}
+                    >
+                      清空选择
+                    </button>
+                  </div>
+                </div>
+              </div>
+
+              <div className="anti-revoke-batch-actions">
+                <div className="anti-revoke-selected-count">
+                  <span>已选 <strong>{selectedCount}</strong> 个对话</span>
+                  <span>筛选命中 <strong>{selectedInFilteredCount}</strong> / {filteredIds.length}</span>
+                </div>
+              </div>
+            </div>
+
+            <div className="anti-revoke-list">
+              {filteredSessions.length === 0 ? (
+                <div className="anti-revoke-empty">
+                  {insightWhitelistSearch ? '没有匹配的对话' : '暂无私聊对话'}
+                </div>
+              ) : (
+                <>
+                  <div className="anti-revoke-list-header">
+                    <span>对话（{filteredSessions.length}）</span>
+                    <span>状态</span>
+                  </div>
+                  {filteredSessions.map((session) => {
+                    const isSelected = aiInsightWhitelist.has(session.username)
+                    return (
+                      <div
+                        key={session.username}
+                        className={`anti-revoke-row ${isSelected ? 'selected' : ''}`}
+                      >
+                        <label className="anti-revoke-row-main">
+                          <span className="anti-revoke-check">
+                            <input
+                              type="checkbox"
+                              checked={isSelected}
+                              onChange={async () => {
+                                setAiInsightWhitelist((prev) => {
+                                  const next = new Set(prev)
+                                  if (next.has(session.username)) next.delete(session.username)
+                                  else next.add(session.username)
+                                  void configService.setAiInsightWhitelist(Array.from(next))
+                                  return next
+                                })
+                              }}
+                            />
+                            <span className="check-indicator" aria-hidden="true">
+                              <Check size={12} />
+                            </span>
+                          </span>
+                          <Avatar
+                            src={session.avatarUrl}
+                            name={session.displayName || session.username}
+                            size={30}
+                          />
+                          <div className="anti-revoke-row-text">
+                            <span className="name">{session.displayName || session.username}</span>
+                          </div>
+                        </label>
+                        <div className="anti-revoke-row-status">
+                          <span className={`status-badge ${isSelected ? 'installed' : 'not-installed'}`}>
+                            <i className="status-dot" aria-hidden="true" />
+                            {isSelected ? '已加入' : '未加入'}
+                          </span>
+                        </div>
+                      </div>
+                    )
+                  })}
+                </>
+              )}
+            </div>
+          </div>
+        )
+      })()}
+
+      <div className="divider" />
+
+      {/* 工作原理说明 */}
+      <div className="form-group">
+        <label>工作原理</label>
+        <div className="api-docs">
+          <div className="api-item">
+            <p className="api-desc" style={{ lineHeight: 1.7 }}>
+              <strong>触发方式一：活跃会话分析</strong> — 每当微信数据库变化（即你收到新消息）时，经过 500ms 防抖后，对最近活跃的私聊会话进行分析。<br />
+              <strong>触发方式二：沉默扫描</strong> — 每 4 小时独立扫描一次，对超过阈值天数无消息的联系人发出提醒。<br />
+              <strong>时间观念</strong> — 每次调用时，AI 会收到今天已向该联系人和全局发出过多少次见解，由 AI 自行决定是否需要克制。<br />
+              <strong>隐私</strong> — 所有分析请求均直接从你的电脑发往你填写的 API 地址，不经过任何 WeFlow 服务器。
+            </p>
+          </div>
+        </div>
+      </div>
+    </div>
+  )
+
   const renderApiTab = () => (
     <div className="tab-content">
       <div className="form-group">
@@ -2552,7 +3210,7 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
               value={`http://${httpApiHost}:${httpApiPort}`}
               readOnly
             />
-            <button className="btn btn-secondary" onClick={handleCopyApiUrl} title="复制">
+            <button className="btn btn-secondary" onClick={handleCopyApiUrl} title="复���">
               <Copy size={16} />
             </button>
           </div>
@@ -2686,7 +3344,7 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
     try {
       const verifyResult = await window.electronAPI.auth.hello('请验证您的身份以开启 Windows Hello')
       if (!verifyResult.success) {
-        showMessage(verifyResult.error || 'Windows Hello 验证失败', false)
+        showMessage(verifyResult.error || 'Windows Hello ��证失败', false)
         return
       }
 
@@ -2918,7 +3576,7 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
                 onClick={handleSetupHello}
                 disabled={!helloAvailable || isSettingHello || !authEnabled || !helloPassword}
               >
-                {isSettingHello ? '设置中...' : '开启与设置'}
+                {isSettingHello ? '���置中...' : '开启与设置'}
               </button>
             )}
           </div>
@@ -3135,6 +3793,7 @@ function SettingsPage({ onClose }: SettingsPageProps = {}) {
             {activeTab === 'models' && renderModelsTab()}
             {activeTab === 'cache' && renderCacheTab()}
             {activeTab === 'api' && renderApiTab()}
+            {activeTab === 'insight' && renderInsightTab()}
             {activeTab === 'updates' && renderUpdatesTab()}
             {activeTab === 'analytics' && renderAnalyticsTab()}
             {activeTab === 'security' && renderSecurityTab()}
diff --git a/src/services/config.ts b/src/services/config.ts
index a0b7c54..16cf4e6 100644
--- a/src/services/config.ts
+++ b/src/services/config.ts
@@ -79,7 +79,24 @@ export const CONFIG_KEYS = {
 
   // 数据收集
   ANALYTICS_CONSENT: 'analyticsConsent',
-  ANALYTICS_DENY_COUNT: 'analyticsDenyCount'
+  ANALYTICS_DENY_COUNT: 'analyticsDenyCount',
+
+  // AI 见解
+  AI_INSIGHT_ENABLED: 'aiInsightEnabled',
+  AI_INSIGHT_API_BASE_URL: 'aiInsightApiBaseUrl',
+  AI_INSIGHT_API_KEY: 'aiInsightApiKey',
+  AI_INSIGHT_API_MODEL: 'aiInsightApiModel',
+  AI_INSIGHT_SILENCE_DAYS: 'aiInsightSilenceDays',
+  AI_INSIGHT_ALLOW_CONTEXT: 'aiInsightAllowContext',
+  AI_INSIGHT_WHITELIST_ENABLED: 'aiInsightWhitelistEnabled',
+  AI_INSIGHT_WHITELIST: 'aiInsightWhitelist',
+  AI_INSIGHT_COOLDOWN_MINUTES: 'aiInsightCooldownMinutes',
+  AI_INSIGHT_SCAN_INTERVAL_HOURS: 'aiInsightScanIntervalHours',
+  AI_INSIGHT_CONTEXT_COUNT: 'aiInsightContextCount',
+  AI_INSIGHT_SYSTEM_PROMPT: 'aiInsightSystemPrompt',
+  AI_INSIGHT_TELEGRAM_ENABLED: 'aiInsightTelegramEnabled',
+  AI_INSIGHT_TELEGRAM_TOKEN: 'aiInsightTelegramToken',
+  AI_INSIGHT_TELEGRAM_CHAT_IDS: 'aiInsightTelegramChatIds'
 } as const
 
 export interface WxidConfig {
@@ -488,7 +505,7 @@ export async function setExportDefaultTxtColumns(columns: string[]): Promise<voi
   await config.set(CONFIG_KEYS.EXPORT_DEFAULT_TXT_COLUMNS, columns)
 }
 
-// 获取导出默认并发数
+// 获取导出默认并发��
 export async function getExportDefaultConcurrency(): Promise<number | null> {
   const value = await config.get(CONFIG_KEYS.EXPORT_DEFAULT_CONCURRENCY)
   if (typeof value === 'number' && Number.isFinite(value)) return value
@@ -1551,3 +1568,140 @@ export async function getHttpApiHost(): Promise<string> {
 export async function setHttpApiHost(host: string): Promise<void> {
   await config.set(CONFIG_KEYS.HTTP_API_HOST, host)
 }
+
+// ─── AI 见解 ──────────────────────────────────────────────────────────────────
+
+export async function getAiInsightEnabled(): Promise<boolean> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_ENABLED)
+  return value === true
+}
+
+export async function setAiInsightEnabled(enabled: boolean): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_ENABLED, enabled)
+}
+
+export async function getAiInsightApiBaseUrl(): Promise<string> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_API_BASE_URL)
+  return typeof value === 'string' ? value : ''
+}
+
+export async function setAiInsightApiBaseUrl(url: string): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_API_BASE_URL, url)
+}
+
+export async function getAiInsightApiKey(): Promise<string> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_API_KEY)
+  return typeof value === 'string' ? value : ''
+}
+
+export async function setAiInsightApiKey(key: string): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_API_KEY, key)
+}
+
+export async function getAiInsightApiModel(): Promise<string> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_API_MODEL)
+  return typeof value === 'string' && value.trim() ? value.trim() : 'gpt-4o-mini'
+}
+
+export async function setAiInsightApiModel(model: string): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_API_MODEL, model)
+}
+
+export async function getAiInsightSilenceDays(): Promise<number> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_SILENCE_DAYS)
+  return typeof value === 'number' && value > 0 ? value : 3
+}
+
+export async function setAiInsightSilenceDays(days: number): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_SILENCE_DAYS, days)
+}
+
+export async function getAiInsightAllowContext(): Promise<boolean> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_ALLOW_CONTEXT)
+  return value === true
+}
+
+export async function setAiInsightAllowContext(allow: boolean): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_ALLOW_CONTEXT, allow)
+}
+
+export async function getAiInsightWhitelistEnabled(): Promise<boolean> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_WHITELIST_ENABLED)
+  return value === true
+}
+
+export async function setAiInsightWhitelistEnabled(enabled: boolean): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_WHITELIST_ENABLED, enabled)
+}
+
+export async function getAiInsightWhitelist(): Promise<string[]> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_WHITELIST)
+  return Array.isArray(value) ? (value as string[]) : []
+}
+
+export async function setAiInsightWhitelist(list: string[]): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_WHITELIST, list)
+}
+
+export async function getAiInsightCooldownMinutes(): Promise<number> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_COOLDOWN_MINUTES)
+  return typeof value === 'number' && value >= 0 ? value : 120
+}
+
+export async function setAiInsightCooldownMinutes(minutes: number): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_COOLDOWN_MINUTES, minutes)
+}
+
+export async function getAiInsightScanIntervalHours(): Promise<number> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_SCAN_INTERVAL_HOURS)
+  return typeof value === 'number' && value > 0 ? value : 4
+}
+
+export async function setAiInsightScanIntervalHours(hours: number): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_SCAN_INTERVAL_HOURS, hours)
+}
+
+export async function getAiInsightContextCount(): Promise<number> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_CONTEXT_COUNT)
+  return typeof value === 'number' && value > 0 ? value : 40
+}
+
+export async function setAiInsightContextCount(count: number): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_CONTEXT_COUNT, count)
+}
+
+export async function getAiInsightSystemPrompt(): Promise<string> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_SYSTEM_PROMPT)
+  return typeof value === 'string' ? value : ''
+}
+
+export async function setAiInsightSystemPrompt(prompt: string): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_SYSTEM_PROMPT, prompt)
+}
+
+export async function getAiInsightTelegramEnabled(): Promise<boolean> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_TELEGRAM_ENABLED)
+  return value === true
+}
+
+export async function setAiInsightTelegramEnabled(enabled: boolean): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_TELEGRAM_ENABLED, enabled)
+}
+
+export async function getAiInsightTelegramToken(): Promise<string> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_TELEGRAM_TOKEN)
+  return typeof value === 'string' ? value : ''
+}
+
+export async function setAiInsightTelegramToken(token: string): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_TELEGRAM_TOKEN, token)
+}
+
+export async function getAiInsightTelegramChatIds(): Promise<string> {
+  const value = await config.get(CONFIG_KEYS.AI_INSIGHT_TELEGRAM_CHAT_IDS)
+  return typeof value === 'string' ? value : ''
+}
+
+export async function setAiInsightTelegramChatIds(chatIds: string): Promise<void> {
+  await config.set(CONFIG_KEYS.AI_INSIGHT_TELEGRAM_CHAT_IDS, chatIds)
+}
diff --git a/src/stores/batchImageDecryptStore.ts b/src/stores/batchImageDecryptStore.ts
index d074362..8e162fb 100644
--- a/src/stores/batchImageDecryptStore.ts
+++ b/src/stores/batchImageDecryptStore.ts
@@ -1,4 +1,10 @@
 import { create } from 'zustand'
+import {
+  finishBackgroundTask,
+  registerBackgroundTask,
+  updateBackgroundTask
+} from '../services/backgroundTaskMonitor'
+import type { BackgroundTaskSourcePage } from '../types/backgroundTask'
 
 export interface BatchImageDecryptState {
   isBatchDecrypting: boolean
@@ -8,8 +14,9 @@ export interface BatchImageDecryptState {
   result: { success: number; fail: number }
   startTime: number
   sessionName: string
+  taskId: string | null
 
-  startDecrypt: (total: number, sessionName: string) => void
+  startDecrypt: (total: number, sessionName: string, sourcePage?: BackgroundTaskSourcePage) => void
   updateProgress: (current: number, total: number) => void
   finishDecrypt: (success: number, fail: number) => void
   setShowToast: (show: boolean) => void
@@ -17,7 +24,26 @@ export interface BatchImageDecryptState {
   reset: () => void
 }
 
-export const useBatchImageDecryptStore = create<BatchImageDecryptState>((set) => ({
+const clampProgress = (current: number, total: number): { current: number; total: number } => {
+  const normalizedTotal = Number.isFinite(total) ? Math.max(0, Math.floor(total)) : 0
+  const normalizedCurrentRaw = Number.isFinite(current) ? Math.max(0, Math.floor(current)) : 0
+  const normalizedCurrent = normalizedTotal > 0
+    ? Math.min(normalizedCurrentRaw, normalizedTotal)
+    : normalizedCurrentRaw
+  return { current: normalizedCurrent, total: normalizedTotal }
+}
+
+const TASK_PROGRESS_UPDATE_MIN_INTERVAL_MS = 250
+const TASK_PROGRESS_UPDATE_MAX_STEPS = 100
+
+const taskProgressUpdateMeta = new Map<string, { lastAt: number; lastBucket: number; step: number }>()
+
+const calcProgressStep = (total: number): number => {
+  if (total <= 0) return 1
+  return Math.max(1, Math.floor(total / TASK_PROGRESS_UPDATE_MAX_STEPS))
+}
+
+export const useBatchImageDecryptStore = create<BatchImageDecryptState>((set, get) => ({
   isBatchDecrypting: false,
   progress: { current: 0, total: 0 },
   showToast: false,
@@ -25,40 +51,127 @@ export const useBatchImageDecryptStore = create<BatchImageDecryptState>((set) =>
   result: { success: 0, fail: 0 },
   startTime: 0,
   sessionName: '',
+  taskId: null,
 
-  startDecrypt: (total, sessionName) => set({
-    isBatchDecrypting: true,
-    progress: { current: 0, total },
-    showToast: true,
-    showResultToast: false,
-    result: { success: 0, fail: 0 },
-    startTime: Date.now(),
-    sessionName
-  }),
+  startDecrypt: (total, sessionName, sourcePage = 'chat') => {
+    const previousTaskId = get().taskId
+    if (previousTaskId) {
+      taskProgressUpdateMeta.delete(previousTaskId)
+      finishBackgroundTask(previousTaskId, 'canceled', {
+        detail: '已被新的批量解密任务替换',
+        progressText: '已替换'
+      })
+    }
 
-  updateProgress: (current, total) => set({
-    progress: { current, total }
-  }),
+    const normalizedProgress = clampProgress(0, total)
+    const normalizedSessionName = String(sessionName || '').trim()
+    const title = normalizedSessionName
+      ? `图片批量解密（${normalizedSessionName}）`
+      : '图片批量解密'
+    const taskId = registerBackgroundTask({
+      sourcePage,
+      title,
+      detail: `正在解密图片（${normalizedProgress.current}/${normalizedProgress.total}）`,
+      progressText: `${normalizedProgress.current} / ${normalizedProgress.total}`,
+      cancelable: false
+    })
+    taskProgressUpdateMeta.set(taskId, {
+      lastAt: Date.now(),
+      lastBucket: 0,
+      step: calcProgressStep(normalizedProgress.total)
+    })
 
-  finishDecrypt: (success, fail) => set({
-    isBatchDecrypting: false,
-    showToast: false,
-    showResultToast: true,
-    result: { success, fail },
-    startTime: 0
-  }),
+    set({
+      isBatchDecrypting: true,
+      progress: normalizedProgress,
+      showToast: true,
+      showResultToast: false,
+      result: { success: 0, fail: 0 },
+      startTime: Date.now(),
+      sessionName: normalizedSessionName,
+      taskId
+    })
+  },
+
+  updateProgress: (current, total) => {
+    const previousProgress = get().progress
+    const normalizedProgress = clampProgress(current, total)
+    const taskId = get().taskId
+    if (taskId) {
+      const now = Date.now()
+      const meta = taskProgressUpdateMeta.get(taskId)
+      const step = meta?.step || calcProgressStep(normalizedProgress.total)
+      const bucket = Math.floor(normalizedProgress.current / step)
+      const intervalReached = !meta || (now - meta.lastAt >= TASK_PROGRESS_UPDATE_MIN_INTERVAL_MS)
+      const crossedBucket = !meta || bucket !== meta.lastBucket
+      const isFinal = normalizedProgress.total > 0 && normalizedProgress.current >= normalizedProgress.total
+      if (crossedBucket || intervalReached || isFinal) {
+        updateBackgroundTask(taskId, {
+          detail: `正在解密图片（${normalizedProgress.current}/${normalizedProgress.total}）`,
+          progressText: `${normalizedProgress.current} / ${normalizedProgress.total}`
+        })
+        taskProgressUpdateMeta.set(taskId, {
+          lastAt: now,
+          lastBucket: bucket,
+          step
+        })
+      }
+    }
+    if (
+      previousProgress.current !== normalizedProgress.current ||
+      previousProgress.total !== normalizedProgress.total
+    ) {
+      set({
+        progress: normalizedProgress
+      })
+    }
+  },
+
+  finishDecrypt: (success, fail) => {
+    const taskId = get().taskId
+    const normalizedSuccess = Number.isFinite(success) ? Math.max(0, Math.floor(success)) : 0
+    const normalizedFail = Number.isFinite(fail) ? Math.max(0, Math.floor(fail)) : 0
+    if (taskId) {
+      taskProgressUpdateMeta.delete(taskId)
+      const status = normalizedSuccess > 0 || normalizedFail === 0 ? 'completed' : 'failed'
+      finishBackgroundTask(taskId, status, {
+        detail: `图片批量解密完成：成功 ${normalizedSuccess}，失败 ${normalizedFail}`,
+        progressText: `成功 ${normalizedSuccess} / 失败 ${normalizedFail}`
+      })
+    }
+
+    set({
+      isBatchDecrypting: false,
+      showToast: false,
+      showResultToast: true,
+      result: { success: normalizedSuccess, fail: normalizedFail },
+      startTime: 0,
+      taskId: null
+    })
+  },
 
   setShowToast: (show) => set({ showToast: show }),
   setShowResultToast: (show) => set({ showResultToast: show }),
 
-  reset: () => set({
-    isBatchDecrypting: false,
-    progress: { current: 0, total: 0 },
-    showToast: false,
-    showResultToast: false,
-    result: { success: 0, fail: 0 },
-    startTime: 0,
-    sessionName: ''
-  })
-}))
+  reset: () => {
+    const taskId = get().taskId
+    if (taskId) {
+      taskProgressUpdateMeta.delete(taskId)
+      finishBackgroundTask(taskId, 'canceled', {
+        detail: '批量解密任务已重置',
+        progressText: '已停止'
+      })
+    }
 
+    set({
+      isBatchDecrypting: false,
+      progress: { current: 0, total: 0 },
+      showToast: false,
+      showResultToast: false,
+      result: { success: 0, fail: 0 },
+      startTime: 0,
+      sessionName: '',
+      taskId: null
+    })
+  }
+}))
diff --git a/src/types/electron.d.ts b/src/types/electron.d.ts
index 3319b95..83f8fbf 100644
--- a/src/types/electron.d.ts
+++ b/src/types/electron.d.ts
@@ -69,7 +69,6 @@ export interface ElectronAPI {
     ignoreUpdate: (version: string) => Promise<{ success: boolean }>
     onDownloadProgress: (callback: (progress: number) => void) => () => void
     onUpdateAvailable: (callback: (info: { version: string; releaseNotes: string }) => void) => () => void
-    checkWayland: () => Promise<boolean>
   }
   notification: {
     show: (data: { title: string; content: string; avatarUrl?: string; sessionId: string }) => Promise<{ success?: boolean; error?: string } | void>
@@ -78,6 +77,7 @@ export interface ElectronAPI {
     ready: () => void
     resize: (width: number, height: number) => void
     onShow: (callback: (event: any, data: any) => void) => () => void
+    onNavigateToSession: (callback: (sessionId: string) => void) => () => void
   }
   log: {
     getPath: () => Promise<string>
@@ -403,10 +403,16 @@ export interface ElectronAPI {
 
   image: {
     decrypt: (payload: { sessionId?: string; imageMd5?: string; imageDatName?: string; force?: boolean }) => Promise<{ success: boolean; localPath?: string; liveVideoPath?: string; error?: string }>
-    resolveCache: (payload: { sessionId?: string; imageMd5?: string; imageDatName?: string; disableUpdateCheck?: boolean }) => Promise<{ success: boolean; localPath?: string; hasUpdate?: boolean; liveVideoPath?: string; error?: string }>
+    resolveCache: (payload: {
+      sessionId?: string
+      imageMd5?: string
+      imageDatName?: string
+      disableUpdateCheck?: boolean
+      allowCacheIndex?: boolean
+    }) => Promise<{ success: boolean; localPath?: string; hasUpdate?: boolean; liveVideoPath?: string; error?: string }>
     resolveCacheBatch: (
       payloads: Array<{ sessionId?: string; imageMd5?: string; imageDatName?: string }>,
-      options?: { disableUpdateCheck?: boolean }
+      options?: { disableUpdateCheck?: boolean; allowCacheIndex?: boolean }
     ) => Promise<{
       success: boolean
       rows?: Array<{ success: boolean; localPath?: string; hasUpdate?: boolean; error?: string }>
@@ -414,7 +420,7 @@ export interface ElectronAPI {
     }>
     preload: (
       payloads: Array<{ sessionId?: string; imageMd5?: string; imageDatName?: string }>,
-      options?: { allowDecrypt?: boolean }
+      options?: { allowDecrypt?: boolean; allowCacheIndex?: boolean }
     ) => Promise<boolean>
     onUpdateAvailable: (callback: (payload: { cacheKey: string; imageMd5?: string; imageDatName?: string }) => void) => () => void
     onCacheResolved: (callback: (payload: { cacheKey: string; imageMd5?: string; imageDatName?: string; localPath: string }) => void) => () => void